Please wait while your order is processing
Under The Sea Party Supplies
Dive into our Under the Sea party supplies, the perfect party theme for kids that love the seaside! Make a splash with colourful under the sea party decorations, balloons, tableware, paper plates, cups, games and more, ideal for an ocean party, mermaid party or something else sea themed! From shimmering fish balloons to treasure hunt escapades, an underwater themed party will have the little ones giggling with glee as they embark on a journey beneath the waves! We’ve got everything you could possibly need for an underwater adventure at your Under The Sea themed party.
Show more
Filter
filter_list
Sort: Relevance
Price: Low to High
Price: High to Low
Single
Pack of 6
Pack of 12
Pack of 24
Assorted Sealife Mini Notebook
Single
6 Packs
12 Packs
24 Packs
Sealife Mini Playing Cards
Number 0
Number 2
Number 3
Number 4
Number 6
Number 8
Number 9
Number 1
Number 5
Number 7
Number 1 Standard Pinata 50cm
Number 0
Number 1
Number 2
Number 3
Number 4
Number 5
Number 6
Number 7
Number 8
Number 9
Metallic Steel Blue Number 0 Birthday Candle 9cm
Number 0
Number 1
Number 2
Number 3
Number 4
Number 6
Number 7
Number 8
Number 9
Blue Number 0 Non Hand Held Sparkler 17cm
Number 0
Number 1
Number 2
Number 4
Number 5
Number 6
Number 7
Number 8
Number 9
Number 3
Silver Number 0 Non Hand Held Sparkler 17cm
Baby Blue Paper Bag With Handles 21cm
White Paper Party Bag - Pack of 12
Snazaroo White Face Paint - 18ml
Royal Blue Temporary Hair Spray 133ml
Kingsway Fizzy Cola Bottles Vegan Sweet 4g
Kingsway Blue & White Penguins Gluten Free Sweet 4g
Kingsway Beach Mix Gluten Free Sweet 5g
Kingsway Baby Dolphin Gluten Free Sweet 3g
Barnetts Mega Sour Plooms Gluten Free Vegetarian Sweet 8g
Barnetts Mega Sour Rhubarb & Custard Gluten Free Vegetarian Sweet 8g
Kingsway Fizzy Blue Raspberries Vegan Gluten Free Sweet 8.5g
Haribo Goldbears Sweet 2.3g
Haribo Giant Strawb Vegetarian Sweet 11g
Haribo Starmix Treat Size Sweets Bag 16g
Haribo Supermix Treat Size Sweets Bag 16g
White Round Paper Plates 17cm - Pack of 20
Powder Blue Square Paper Plates 17cm - Pack of 16
Royal Blue Square Paper Plates 22cm - Pack of 14
Turquoise Blue Luncheon Napkins 30cm 1Ply - Pack of 100
Powder Blue Round Paper Plates 22cm - Pack of 16
Royal Blue Paper Cups 270ml - Pack of 14
Powder Blue Plastic Reusable Assorted Cutlery Set - Pack of 18
Blue Rectangular Reusable Plastic Serving Tray – 9 x 13 Inches / 23 x 33cm – Pack of 3
Silver Oval Paper Plates 30cm - Pack of 8
Powder Blue Plastic Tablecover 274cm x 137cm
White Round Plastic Tablecover 213cm
Caribbean Teal Plastic Table Skirt 426cm x 74cm
Silver Damask Paper Banquet Roll - 7m x 1.18m
Powder Blue Striped Eco-Friendly Paper Straws - Pack of 10
Powder Blue Honeycomb Ball Garland - 213cm
Blue Plastic Pennant Bunting 10m
White Honeycomb Hanging Decoration Puff Ball 40cm
Powder Blue Honeycomb Hanging Decoration Ball 20cm
Blue Hanging Decorative Honeycomb Fan 40cm
Powder Blue Chandelier Honeycomb Hanging Decoration 35cm
Baby Blue Foil Door Curtain Backdrop 92cm x 244cm
White Crepe Streamer - 81 Ft / 24.6m
Pearl Baby Blue 10mm Round Foil Table Confetti 50g
Silver 25mm Giant Round Foil Table Confetti 50g
Silver 12mm Heart Diamonds Premium Table Gems 28g
Requires Inflation
Shimmering White Satin Luxe Star Shape Foil Helium Balloon 48cm / 19 in
Fashion White Sand Jumbo Biodegradable Latex Balloons 61cm / 24 in - Pack of 3
Evening Blue Jumbo Biodegradable Latex Balloon 91cm / 36 in
Sky Blue Metallic Latex Linking Balloons 30cm / 12 in - Pack of 15
Iridescent White Biodegradable Latex Balloons 30cm / 12 in - Pack of 8
Cosmic Blue Biodegradable Latex Balloons 30cm / 12 in - Pack of 50
Pearl White Round Latex Qualatex Balloons 28cm / 11 in – Pack of 100
Metallic Silver Biodegradable Latex Balloons 23cm / 9 in - Pack of 30
Metallic Silver Biodegradable Latex Balloons 23cm / 9 in - Pack of 50
Pastel Matte Baby Blue Biodegradable Mini Latex Balloons 13cm / 5 in – Pack of 100
Blue Star Balloon Weight 140g
Iridescent Foil Balloon Weight 195g
Silver Metallic Finish Bubble Balloon Weight 35g
Royal Blue Curling Ribbon - 100 yd / 91.4m
White Curling Ribbon - 500 yd / 457m
Disposable Helium Gas Canister with 30 Metallic Silver Balloons and Curling Ribbon
Disposable Helium Gas Canister with 50 Baby Blue Balloons and Curling Ribbon
Air Fill
Number 7
Number 5
Number 8
Number 9
Blue Number 5 Air Fill Foil Balloon 40cm / 16 in
Air Fill
Number 3
Number 4
Number 6
Number 7
Number 8
Number 9
Number 1
Number 2
Number 5
Silver Number 1 Air Fill Foil Balloon 40cm / 16 in
Air Fill
Number 0
Number 1
Number 2
Number 3
Number 4
Number 5
Number 6
Number 7
Number 8
Number 9
Number 0 Pastel Blue Air Fill Foil Balloon 35cm / 14 in
Requires Inflation
Number 0
Number 1
Number 2
Number 3
Number 4
Number 5
Number 6
Number 7
Number 8
Number 9
Blue Number 0 Helium Foil Giant Balloon 86cm / 34 in
Requires Inflation
Number 0
Number 1
Number 2
Number 3
Number 4
Number 5
Number 6
Number 7
Number 8
Number 9
Silver Number 0 Helium Foil Giant Balloon 86cm / 34 in
Air Fill
Number 2
Number 6
Number 7
Number 9
Pastel Blue Number 2 Shaped Air Fill Standing Foil Balloon 64cm / 25 in
Requires Inflation
Number 0
Number 1
Number 2
Number 3
Number 4
Number 5
Number 6
Number 7
Number 8
Number 9
Pastel Blue Number 0 Helium Foil Giant Balloon 66cm / 26 in
Air Fill
Letter A
Letter B
Letter C
Letter D
Letter F
Letter G
Letter H
Letter I
Letter J
Letter K
Letter L
Letter M
Letter N
Letter O
Letter P
Letter Q
Letter R
Letter S
Letter T
Letter U
Letter V
Letter W
Letter X
Letter Y
Letter Z
Letter E
Silver Letter A Air Fill Foil Balloon 40cm / 16 in
Air Fill
Letter B
Letter C
Letter D
Letter F
Letter G
Letter H
Letter J
Letter K
Letter L
Letter M
Letter N
Letter P
Letter Q
Letter R
Letter T
Letter U
Letter V
Letter W
Letter X
Letter Y
Letter Z
Blue Letter B Air Fill Foil Balloon 40cm / 16 in
Requires Inflation
Letter B
Letter C
Letter D
Letter F
Letter G
Letter H
Letter I
Letter J
Letter K
Letter L
Letter M
Letter N
Letter O
Letter P
Letter Q
Letter S
Letter T
Letter U
Letter V
Letter W
Letter X
Letter Y
Letter Z
Letter E
Silver Letter B Helium Foil Giant Balloon 86cm / 34 in
Requires Inflation
Number 0
Number 1
Number 2
Number 3
Number 4
Number 5
Number 6
Number 7
Number 8
Number 9
White Number 0 Helium Foil Giant Balloon 102cm / 40 in
Air Fill
Number 4
Number 6
Number 7
Number 8
Number 9
Silver Number 4 Shaped Air Fill Standing Foil Balloon 76cm / 30 in
Tablecover Clips - Pack of 4
Glitter Hot Pink Candles With Holders - Pack of 12
Royal Blue Striped Eco-Friendly Paper Straws - Pack of 10
Number 0
Number 3
Number 4
Number 5
Number 6
Number 7
Number 8
Number 9
Number 3 Standard 3D Pinata 54cm
Haribo Freaky Fish Vegetarian Sweet 10g
Frisia Rainbow Twister Vanilla Mallow 8.5g
