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Under The Sea Party Supplies

It's always a party under the sea with our adorable, fun and colorful under the sea party supplies. From decorations to cups, plates and straws, you'll find everything you need to make your little one's birthday or baby shower unforgettable. Celebrate in style with our sea creatures such as jellyfish, octopus, sharks and more!

257 products

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257 products

Baby Shark Jumbo Foil Balloon S4002

Meri Meri Under The Sea Fish Napkins - Set of 16 S1114

Meri Meri - Blue Giant Shark Balloon S2051

Under the Sea Octopus Plates 8pk S3005

Baby Shark Giant Air Walker Balloon S2162

Friendly Shark Jumbo Foil Balloon S1124

Inflatable Sprinkler Shark Attack - Silver S2023

Meri Meri Under The Sea Cupcake Kit - Pack of 24 S3086

Happy Birthday Iridescent Banner S9177

Narwhal Foil Balloon S2193

Ocean Mermaid Party Paper Cups - 6 pk S9168

Ocean Mermaid Party Popcorn Boxes - 6pk S9135

Blue Shark Party Balloon Garland S9257/58

Meri Meri Under The Sea Fish Cups - Pack of 8 S5044

Meri Meri Under The Sea Shark Garland S0001

Meri Meri Happy Birthday To You Mini Banner S1090

Lifeguard Pool Party Banner 5ft S1091

My Mind’s Eye

Iridescent Submarine Foil Balloon S4105

Shark Children's Swimming Goggles

Meri Meri Sea Shell Enamel Hair Pins S3087

Meri Meri Shark Drawstring Backpack S2023

Outrageous Ocean Color Appeel Coloring Pack S8133

Light Blue Balloon Bouquet S8072

Deep Sea Magnetic Play Scenes S3174

Ahoy Treat Bags - 6pk S0029

Ahoy Cupcake Baking Cups- 6pk S1094

Iridescent Seashell Plates- 6pk S7126

Light Blue Decorative Party Fans S9242

Mermaid Iridescent Garland S3100

Blue Balloon Garland S9264

Blue/Teal Happy Birthday Felt Letter Garland S9265

Ahoy Pirate Cake Topper Set S5186

Meri Meri Large Shark Platter Plates S0002

Turquoise Tissue Paper Fans

Turquoise 12 Ft Tissue Macrame Garland S6120T

Turquoise 10 Ft Tissue Fan Garland Bunting

To the Beach Banner 5ft S1070

My Mind’s Eye

12-Silver Glitter Shark Fin Cupcake Toppers

Paper & Parties Boutique

Meri Meri Large Bright Blue Octagonal Dinner Plates S1064

Bright Pearl Tone Standard Balloons

Paper & Parties

Meri Meri Iridescent Octagonal Plate Large- 8 pack S9055

Meri Meri Iridescent Tall tumbler Cups S8140

Meri Meri - Blue Tassel Garland S5159

Meri Meri - Blue Glitter Dipped Candles S1014

Light Blue and White Striped Eco Friendly Paper Straws S1080

Paper & Parties Boutique

Meri Meri Iridescent Octagonal Plate Small S7063

Meri Meri Iridescent Pinwheel Cups S2071

Dark Blue Tissue Paper Honeycomb Balls

Meri Meri Oil Slick Iridescent Short High Ball Cups S9009

Meri Meri Gold Glitter Letter Banner Kit S0157

Meri Meri Oil Slick Happy Birthday Small Side Plate S1136

Adventure Happy Birthday Banner S9166 S9167

My Mind’s Eye

Gold Pinstripe Paper Cups (10 Count) S9362

Coterie Party Supplies

Meri Meri 2 Pack - Mermaid Coloring Poster Set S3001

Meri Meri Large Bright Blue Scalloped Edge Napkins S0088

Meri Meri - Blue Crepe Paper Streamers- 5 pack S0123

Malibu - Blue Striped Small Paper Plates S1148

Meri Meri Gold and Silver Tassel Garland S1057

Holographic Striped Eco Friendly Paper Straws S1084

Paper & Parties Boutique

Blue and Gold Baby Shower Tassel Garland S7011

Meri Meri - Blue Dipped Tapered Ombre Candles S1078

Iridescent Party Bags With Handle - 5 Pack S7005

Holographic Metallic Fringe Curtain Backdrop S7045 S7046 S7047

Iridescent Fringe Curtain Backdrop S7073 S7074 S7075

Frenchie Striped Silver Plates - Large - 8 Pack S1156

Jollity & Co. + Daydream Society

Light Blue 10 Ft Tissue Fan Garland Bunting

Meri Meri - Blue Balloon Backdrop Kit S2030

Meri Meri Colorful Metallic Tassel Garland S3108

Meri Meri Holographic Blue Tall Cups S3075

Meri Meri Large Blue Foil Striped Napkin S2081

Bright Blue Turquoise Paper Straws S2148

Paper & Parties Boutique

Iridescent Aqua Blue Paper Straws S1144

Paper & Parties Boutique

White Paper Straws (25 Count) S9067

Paper & Parties Boutique

Meri Meri Light Blue Striped Paper Party Plate- Large - 8pk S9060

Meri Meri Light Blue Striped Paper Party Plate- Small - 8pk S9043

Meri Meri Gold Foil Striped Napkin Small - 16 Pack S1167

Baby Blue Metallic Fringe Curtain Backdrop S7078 S7079 S7080

Frenchie Striped Green Napkins Small - 16 Pk. S2206

Jollity & Co. + Daydream Society

Frenchie Striped Green Plates- Large S4163

Jollity & Co. + Daydream Society

Frenchie Striped Silver Plates Small 8 Pk. S7133

Jollity & Co. + Daydream Society