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A party built around their favourite

Mermaid Party Supplies

Shop Mermaid Party Supplies across balloons, decorations, costumes and table details. Start with the products that make the theme instantly recognisable, then coordinate the rest by colour.

  • 164 party-ready choices
  • Curated for memorable celebrations
  • Secure checkout and tracked delivery
Mermaid Party Supplies collection
Party planning made easierFind the pieces that work together
Details with personalityMore memorable than ordinary
Shop in CAD or USDLocal currency options available
Support when you need itReal help for your celebration

Mermaid Party Supplies

Shop Mermaid party supplies for birthdays, themed celebrations and memorable photo areas.

Start with the pieces that make the theme easy to recognise, then coordinate the room with balloons, decorations, table details and party favours.

Keep planning: Birthday supplies · Balloons · Party decorations · Party favours

Original price £50.00
Original price £50.00 - Original price £50.00
Original price £50.00
Current price £29.00
GBP
£29.00 - £29.00
Current price £29.00

16 Foot DIY Mermaid Balloon Garland and Arch Kit with Gold Tail

Shell-ebrate in style with this spell-binding mermaid balloon garland kit. This pearlescent, multi-colored marvel stretches 16 feet from base to ti...

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Original price £50.00
Original price £50.00 - Original price £50.00
Original price £50.00
Current price £29.00
GBP
£29.00 - £29.00
Current price £29.00
Sale Sale
Original price £33.00
Original price £33.00 - Original price £33.00
Original price £33.00
Current price £17.00
GBP
£17.00 - £17.00
Current price £17.00

10-Foot DIY Pastel Balloon Garland and Arch Kit

Create a magical unicorn or mermaid party at home with this wondrous pastel color balloon garland and arch kit. This unicorn balloon garland kit co...

View full details
Original price £33.00
Original price £33.00 - Original price £33.00
Original price £33.00
Current price £17.00
GBP
£17.00 - £17.00
Current price £17.00
Sale Sale
Original price £41.00 - Original price £56.00
Original price £41.00 - Original price £56.00
Original price £41.00
£30.00 - £46.00
GBP
£30.00 - £46.00
Current price £30.00

Winter Onederland Balloon Arch and Garland Kit (5, 10, 16 foot)

In stock

This icy blue and white balloon arch and garland kit will make you look like a pro! You can easily create your own stunning balloon garland master...

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Original price £41.00 - Original price £56.00
Original price £41.00 - Original price £56.00
Original price £41.00
£30.00 - £46.00
GBP
£30.00 - £46.00
Current price £30.00
Sale Sale
Original price £50.00
Original price £50.00 - Original price £50.00
Original price £50.00
Current price £23.00
GBP
£23.00 - £23.00
Current price £23.00

Unicorn Balloons Arch Garland Kit With 7ft by 5ft Rainbow Unicorn Backdrop Banner and Stars

🦄 IN-TREND DESIGN - This Pastel Unicorn Balloon Garland or Arch Kit will make you look pro! Expect loads of compliments from your friends and fami...

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Original price £50.00
Original price £50.00 - Original price £50.00
Original price £50.00
Current price £23.00
GBP
£23.00 - £23.00
Current price £23.00
Sale Sale
Original price £26.00 - Original price £26.00
Original price
£26.00
GBP
£26.00 - £26.00
Current price £26.00

Glitter Mermaid 52-Inch Shaped Foil Balloon

7 in stock

GLITTER MERMAID 52" SHAPE O PKGSold in packs of 3.

Original price £26.00 - Original price £26.00
Original price
£26.00
GBP
£26.00 - £26.00
Current price £26.00
Original price £13.00 - Original price £13.00
Original price
£13.00
GBP
£13.00 - £13.00
Current price £13.00

Gemar 13" Sweet Mermaid Printed Latex Balloons, 50 Count

12 in stock

GEMAR 13" SWEET MERMAID 50/BAGSold in packs of 1.

Original price £13.00 - Original price £13.00
Original price
£13.00
GBP
£13.00 - £13.00
Current price £13.00
Original price £3.00 - Original price £3.00
Original price
£3.00
GBP
£3.00 - £3.00
Current price £3.00

Underwater Friends Thank You Cards, 8 Pack

Only 3 left!

UNDERWATER FRIENDS THANK YOU 8/PK 6/CSSold in packs of 1.

Original price £3.00 - Original price £3.00
Original price
£3.00
GBP
£3.00 - £3.00
Current price £3.00
Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00

Under the Sea Turtle 38" Shaped Foil Balloon, Pack of 3

28 in stock

UNDER THE SEA TURTLE 38" SHP P35 PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00
Original price £3.00 - Original price £3.00
Original price
£3.00
GBP
£3.00 - £3.00
Current price £3.00

Under the Sea Thank You Cards, 8 Pack

6 in stock

UNDER THE SEA DC THANK YOU (8PK/12CS)Sold in packs of 1.

Original price £3.00 - Original price £3.00
Original price
£3.00
GBP
£3.00 - £3.00
Current price £3.00
Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00

Under the Sea Seal 30-Inch Shaped Foil Balloon, Pack of 3

22 in stock

UNDER THE SEA SEAL 30" SHP P35 PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00
Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00

Under the Sea Photo Fun Signs, Pack of 3

Only 1 left!

UNDER THE SEA PHOTO FUN SIGNS 12/PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00
Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00

Under the Sea Dolphin 33-Inch Shaped Foil Balloon, Pack of 3

24 in stock

UNDR THE SEA DOLPHIN 33" SHP P35 PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00
Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00

The Little Mermaid Live-Action 18-Inch Round Foil Balloon, Pack of 5

48 in stock

LITTLE MERMAID LIVE 18" RND HX S60 PKG Sold as a pack of 5. The displayed price covers all 5 items.

Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00
Original price £12.00 - Original price £12.00
Original price
£12.00
GBP
£12.00 - £12.00
Current price £12.00

Starfish 18-Inch Shaped Foil Balloon, Pack of 5

101 in stock

STARFISH 18" JR SHAPE XL S50 PKG Sold as a pack of 5. The displayed price covers all 5 items.

Original price £12.00 - Original price £12.00
Original price
£12.00
GBP
£12.00 - £12.00
Current price £12.00
Original price £20.00 - Original price £20.00
Original price
£20.00
GBP
£20.00 - £20.00
Current price £20.00

Sparkling Colourful Fish 33 Inch Foil Balloon, Pack of 3

90 in stock

COLOURFUL FISH 33" SHAPE P40 PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £20.00 - Original price £20.00
Original price
£20.00
GBP
£20.00 - £20.00
Current price £20.00
Original price £199.00 - Original price £199.00
Original price
£199.00
GBP
£199.00 - £199.00
Current price £199.00

Skeleton Mermaid Tween Costume, Medium (10-12)

Only 1 left!

SKELETON MERMAID TWEEN MD 10-12Sold in packs of 6.

Original price £199.00 - Original price £199.00
Original price
£199.00
GBP
£199.00 - £199.00
Current price £199.00
Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00

Shimmering Mermaids Orbz Foil Balloon, Pack of 3

24 in stock

SHIMMERING MERMAIDS ORBZ G20 PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00
Original price £11.00 - Original price £11.00
Original price
£11.00
GBP
£11.00 - £11.00
Current price £11.00

Shimmering Mermaids Foil Balloon Bouquet

25 in stock

SHIMMERING MERMAIDS BOUQUET P75 PKGSold in packs of 1.

Original price £11.00 - Original price £11.00
Original price
£11.00
GBP
£11.00 - £11.00
Current price £11.00
Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00

Shimmering Mermaid Sitting Foil Balloon, Pack of 3

72 in stock

MERMAID SITTING CI: MULTI A75 PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00
Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00

Shimmering Mermaid 29-Inch Shaped Foil Balloon, Pack of 3

91 in stock

SHIMMERING MERMAID 29" SHAPE P35 PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00
Original price £9.00 - Original price £9.00
Original price
£9.00
GBP
£9.00 - £9.00
Current price £9.00

Shimmering Mermaid 18-Inch Round Foil Balloon, Pack of 5

24 in stock

SHIMMERING MERMAID 18" RND HX S40 PKG Sold as a pack of 5. The displayed price covers all 5 items.

Original price £9.00 - Original price £9.00
Original price
£9.00
GBP
£9.00 - £9.00
Current price £9.00
Original price £47.00 - Original price £47.00
Original price
£47.00
GBP
£47.00 - £47.00
Current price £47.00

Shark Whirls Hanging Party Decorations, 12-Pack

11 in stock

SHARK WHIRLS (12/PKG)Sold in packs of 6.

Original price £47.00 - Original price £47.00
Original price
£47.00
GBP
£47.00 - £47.00
Current price £47.00
Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00

SHARK TOILET TOPPER PEEL N PLACE 1/PKG, Pack of 3

Only 1 left!

SHARK TOILET TOPPER PEEL N PLACE 1/PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00
Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00

Shark Shaped Foil Balloon, 38 Inch, Pack of 3

11 in stock

SHARK 38" SHAPE P35 PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00
Original price £10.00 - Original price £10.00
Original price
£10.00
GBP
£10.00 - £10.00
Current price £10.00

Shark Party AirLoonz 54-Inch Foil Balloon

12 in stock

SHARK PARTY 54" CI: LG AIRLOONZ P70 PKGSold in packs of 1.

Original price £10.00 - Original price £10.00
Original price
£10.00
GBP
£10.00 - £10.00
Current price £10.00
Original price £15.00 - Original price £15.00
Original price
£15.00
GBP
£15.00 - £15.00
Current price £15.00

Shark Party 21-Inch Foil Balloon, Pack of 3

15 in stock

SHARK PARTY 21" ROLY P30 PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £15.00 - Original price £15.00
Original price
£15.00
GBP
£15.00 - £15.00
Current price £15.00
Original price £8.00 - Original price £8.00
Original price
£8.00
GBP
£8.00 - £8.00
Current price £8.00

Shark Mini Shape Foil Balloon, Pack of 5

25 in stock

SHARK MINI SHAPE A30 Sold as a pack of 5. The displayed price covers all 5 items.

Original price £8.00 - Original price £8.00
Original price
£8.00
GBP
£8.00 - £8.00
Current price £8.00
Original price £121.00 - Original price £121.00
Original price
£121.00
GBP
£121.00 - £121.00
Current price £121.00

Shark Headband, 1 Count

7 in stock

SHARK HEADBAND 1/CDSold in packs of 12.

Original price £121.00 - Original price £121.00
Original price
£121.00
GBP
£121.00 - £121.00
Current price £121.00
Original price £17.00
Original price £17.00 - Original price £17.00
Original price £17.00
Current price £9.00
GBP
£9.00 - £9.00
Current price £9.00

Shark Happy Birthday 18-Inch Round Foil Balloon, Pack of 5

15 in stock

SHARK HAPPY BIRTHDAY 18" RND HX S40 PKG Sold as a pack of 5. The displayed price covers all 5 items.

Original price £17.00
Original price £17.00 - Original price £17.00
Original price £17.00
Current price £9.00
GBP
£9.00 - £9.00
Current price £9.00
Sale Sale
Original price £11.00 - Original price £11.00
Original price
£11.00
GBP
£11.00 - £11.00
Current price £11.00

SHARK FIN PICKS 2 ½" 50/PKG, Pack of 3

22 in stock

SHARK FIN PICKS 2 ½" 50/PKG Sold as a pack of 3. The displayed price covers all 3 items.

Original price £11.00 - Original price £11.00
Original price
£11.00
GBP
£11.00 - £11.00
Current price £11.00
Original price £79.00 - Original price £79.00
Original price
£79.00
GBP
£79.00 - £79.00
Current price £79.00

Shark Door Cover, 30 Inches x 6 Feet

8 in stock

SHARK DOOR COVER 30"X6' IN/OUTDOORSold in packs of 12.

Original price £79.00 - Original price £79.00
Original price
£79.00
GBP
£79.00 - £79.00
Current price £79.00
Original price £87.00 - Original price £87.00
Original price
£87.00
GBP
£87.00 - £87.00
Current price £87.00

SHARK CUTOUTS 3/PKG 22½"-24¼" 2 SIDED

15 in stock

Bring ocean adventure to your party with 3 shark cutouts, printed on both sides and measuring 22.5 to 24.25 inches. Great for birthdays and luaus.S...

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Original price £87.00 - Original price £87.00
Original price
£87.00
GBP
£87.00 - £87.00
Current price £87.00
Original price £182.00 - Original price £182.00
Original price
£182.00
GBP
£182.00 - £182.00
Current price £182.00

Shark Costume for Kids, Medium 8/10

Only 4 left!

E-Z SHARK CHILD MED 8/10Sold in packs of 6.

Original price £182.00 - Original price £182.00
Original price
£182.00
GBP
£182.00 - £182.00
Current price £182.00
Original price £9.00 - Original price £9.00
Original price
£9.00
GBP
£9.00 - £9.00
Current price £9.00

Shark 18-Inch Round Foil Balloon, Pack of 5

28 in stock

SHARK 18" RND HX S40 PKG Sold as a pack of 5. The displayed price covers all 5 items.

Original price £9.00 - Original price £9.00
Original price
£9.00
GBP
£9.00 - £9.00
Current price £9.00
Original price £83.00 - Original price £83.00
Original price
£83.00
GBP
£83.00 - £83.00
Current price £83.00

Sequined Mermaid Tail Picks, 4 Pack

Only 3 left!

SEQUINED MERMAID TAIL PICKS (4/PKG)Sold in packs of 12.

Original price £83.00 - Original price £83.00
Original price
£83.00
GBP
£83.00 - £83.00
Current price £83.00
Original price £33.00
Original price £33.00 - Original price £33.00
Original price £33.00
Current price £17.00
GBP
£17.00 - £17.00
Current price £17.00

10-Foot DIY Pink and Purple Pastel Balloon Arch and Garland Kit

Out of stock

Create a unicorn or mermaid party at home with a stunning pastel purple and pink balloon garland and arch kit. This unicorn balloon garland kit con...

View full details
Original price £33.00
Original price £33.00 - Original price £33.00
Original price £33.00
Current price £17.00
GBP
£17.00 - £17.00
Current price £17.00
Sold out
Original price £10.00 - Original price £10.00
Original price
£10.00
GBP
£10.00 - £10.00
Current price £10.00

Coral Reef Prop Instatheme - 63"X63" (1/Pk)

Out of stock

The 63"X63" Coral Reef Prop Instatheme 1/Pk is a stunning addition to any ocean-themed party or event. This large prop depicts a vibrant and colorf...

View full details
Original price £10.00 - Original price £10.00
Original price
£10.00
GBP
£10.00 - £10.00
Current price £10.00
Sold out
Original price £23.00
Original price £23.00 - Original price £23.00
Original price £23.00
Current price £20.00
GBP
£20.00 - £20.00
Current price £20.00

Whimsical 9" Happy Birthday Mermaid Air-fill Balloon (5/Pk)

Out of stock

Dive into birthday joy with our Happy Birthday Mermaid 9" Air-fill Balloon. This compact, multicolored balloon adds a touch of enchantment to your ...

View full details
Original price £23.00
Original price £23.00 - Original price £23.00
Original price £23.00
Current price £20.00
GBP
£20.00 - £20.00
Current price £20.00
Sold out
Original price £23.00
Original price £23.00 - Original price £23.00
Original price £23.00
Current price £20.00
GBP
£20.00 - £20.00
Current price £20.00

Whimsical 9" Happy Birthday Mermaid Air-fill Balloon (5/Pk)

Out of stock

Dive into birthday joy with our Happy Birthday Mermaid 9" Air-fill Balloon. This compact, multicolored balloon adds a touch of enchantment to your ...

View full details
Original price £23.00
Original price £23.00 - Original price £23.00
Original price £23.00
Current price £20.00
GBP
£20.00 - £20.00
Current price £20.00
Sold out
Original price £7.00 - Original price £7.00
Original price
£7.00
GBP
£7.00 - £7.00
Current price £7.00

Under The Sea Whirls - Pack Of 5

Out of stock

Bring the beauty of the ocean to your party with these Under The Sea Whirls! This pack includes five stylish whirls that will add a fun and playful...

View full details
Original price £7.00 - Original price £7.00
Original price
£7.00
GBP
£7.00 - £7.00
Current price £7.00
Sold out
Original price £15.00 - Original price £15.00
Original price
£15.00
GBP
£15.00 - £15.00
Current price £15.00

Under the Sea Runner - 11"X6' (3/Pkg)

Out of stock

Bring a whimsical touch to your next ocean-themed event with this Printed Under the Sea Runner! Measuring 11 inches wide and 6 feet long, this runn...

View full details
Original price £15.00 - Original price £15.00
Original price
£15.00
GBP
£15.00 - £15.00
Current price £15.00
Sold out
Original price £11.00 - Original price £11.00
Original price
£11.00
GBP
£11.00 - £11.00
Current price £11.00

Under The Sea Plushies - Pack Of 4

Out of stock

The Under The Sea 14" Creatures C/O 4/Pkg is a set of adorable sea creatures perfect for any marine-themed parties or decorations. Each package inc...

View full details
Original price £11.00 - Original price £11.00
Original price
£11.00
GBP
£11.00 - £11.00
Current price £11.00
Sold out
Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00

Under The Sea Plates - 9" (8/Pk)

Out of stock

Make a splash at your next party with our Under The Sea Plates! These playful 9" plates come in a pack of 8 and feature a colorful design of sea cr...

View full details
Original price £14.00 - Original price £14.00
Original price
£14.00
GBP
£14.00 - £14.00
Current price £14.00
Sold out
Original price £9.00 - Original price £9.00
Original price
£9.00
GBP
£9.00 - £9.00
Current price £9.00

Under The Sea Half Mask.

Out of stock

The Under The Sea Half Mask is the perfect accessory for any ocean-themed costume or party. Made with high-quality materials, this mask is durable ...

View full details
Original price £9.00 - Original price £9.00
Original price
£9.00
GBP
£9.00 - £9.00
Current price £9.00
Sold out
Original price £13.00 - Original price £13.00
Original price
£13.00
GBP
£13.00 - £13.00
Current price £13.00

Under The Sea Fish C Cutouts - Pack Of 4 (14 Inches)

Out of stock

Bring the ocean's beauty to your next event with these Under The Sea Fish C Cutouts. Each package contains 4 cutouts, each measuring 14 inches. ...

View full details
Original price £13.00 - Original price £13.00
Original price
£13.00
GBP
£13.00 - £13.00
Current price £13.00
Sold out
Original price £20.00
Original price £20.00 - Original price £20.00
Original price £20.00
Current price £16.00
GBP
£16.00 - £16.00
Current price £16.00

Sparkling Seas 18″ Glitter Mermaid Birthday Holographic Foil Balloon (5/Pk)

Out of stock

Dive into a world of enchantment with our Glitter Mermaid Birthday Holographic Foil Balloon. Measuring 18 inches, this multicolored ...

View full details
Original price £20.00
Original price £20.00 - Original price £20.00
Original price £20.00
Current price £16.00
GBP
£16.00 - £16.00
Current price £16.00
Sold out
Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00

Smilin' Shark Inflatable Pool Toy - 36" Size With Repair Patch.

Out of stock

The Smilin’ Shark 36” Shp Pkg is a fun and durable inflatable pool toy perfect for kids and adults alike. Designed in the shape of a friendly shark...

View full details
Original price £18.00 - Original price £18.00
Original price
£18.00
GBP
£18.00 - £18.00
Current price £18.00
Sold out
Original price £17.00 - Original price £17.00
Original price
£17.00
GBP
£17.00 - £17.00
Current price £17.00

Shark 38" Skateboard Package.

Out of stock

Shark 38" Shape P35 Xl Pkg Dimensions: 38" x 10.5" Construction: 9 plies of maple Grip tape: Black Shark rough grip tape Trucks: 180mm Sh...

View full details
Original price £17.00 - Original price £17.00
Original price
£17.00
GBP
£17.00 - £17.00
Current price £17.00
Sold out

Plan it beautifully

Carry the theme without crowding the room

Choose one or two recognisable products for the cake table or photo area. Use matching colours elsewhere so the room feels coordinated without repeating the same character on every surface.

01

Start with the room

Note where guests will enter, gather and take photos. Those areas deserve the strongest decorations.

02

Set a short colour palette

Two main colours and one accent are usually enough. Repeating them makes separate products look as if they belong together.

03

Buy for the guest count

Order tableware and favours by quantity. Use the remaining budget on one larger piece that changes how the room feels.

Collection guideMermaid Party Supplies

Shop Mermaid party supplies for birthdays, themed celebrations and memorable photo areas.

Start with the pieces that make the theme easy to recognise, then coordinate the room with balloons, decorations, table details and party favours.

Keep planning: Birthday supplies · Balloons · Party decorations · Party favours

Helpful answers

Planning mermaid party supplies

How do I choose the right products from this collection?

Start with your occasion, colour palette and guest count. Choose the main pieces first, then add coordinating details that repeat the same colours, finishes or theme.

When should I order for my celebration?

Order as early as possible, especially for seasonal events or larger quantities. Allow time for delivery, setup and any last-minute additions.

Can I mix products from other collections?

Absolutely. Mixing coordinated balloons, décor, favours and accessories is often the best way to create a layered look that feels personal rather than pre-packaged.

Ready when you are

Make the celebration feel like yours.

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