Sea Creature Costumes

Adult Lobster Costume

Men's Crab Costume

Men's Narwhal Costume

Adult Squid Costume


Adult Walrus Costume

Adult Seahorse Costume

Shark Costume

Killer Whale Costume

Hammerhead Shark Costume



Angler Fish Adult Costume



Manatee Kigurumi Costume

Adult Seal Costume


Adult Dolphin Costume

Adult Sting Ray Costume

Adult Narwhal Costume


Adult's Narwhal Ugly Christmas Sweater

Light Up Jellyfish Hat

Women's Sea Witch Wig

Adult Jellyfish Hat

Narwhal Hat

Plush Octopus Hat

Lobster Adult Hat

Tentacle Leggings

Tentacle Horns

Rubber Fish Prop

Adult Grey Gloves



Shrimp Costume

Adult Clownfish Costume

Adult Clown Fish Costume
What lies in the depths of the ocean? It's hard to say! Even scientists don't have a complete picture of what sort of critters are lurking in the sea. We know that giant squids squirm their way through the dark regions. We also know that there are whales who traverse the unknown. But it's also easy for the imagination to run wild when thinking about the wonders that lie beneath the waters. Well, if you or your family are ready to explore the deep, then you may just be ready for one of our many sea creature costumes! Based on the many known (and some unknown) creatures of the ocean, you'll be able to get a look based on your favorite ocean animal.
We have a special place in our hearts for crustaceans... kind of weird, we know, but something about those shelly little critters just resonates with us! That's why we made sure to stock a ton of great costume options for any deep-sea enthusiasts out there! Want a shrimp costume? We got it. Lobster costume? Of course? Sea horse costume? Ha! We tried to trick you. Sea horses aren't crustaceans, but we still got that costume too! We carry sizing in children, adult, and plus size, so anyone big or small should be able to get a great look based on their favorite crustacean.
Are you more of a deep-sea mammal type? Well then, you must be looking for a whale costume, or maybe a dolphin costume! We have plenty of those and we even have a selection of exclusive costumes that are made by our in-house costume designers. We also have some other fan favorites, like the manatee and the humble horned Narwhal! Our team of costume designers have done a great job of capturing those sea critters! If you're the type that needs to keep moving, then try one of our shark costumes. Although they're not mammals, they've got a ton of attitude and come in sizes for any ferocious sea-faring costumer!
We also carry a whole plethora of costumes that explore the weird oddities of the ocean. That means you can transform into an octopus or a squid with one o four many eight-armed costume choices. We also carry stuff like starfish, deep-sea angler fish costumes, and we even have seals and walrus costumes. Of course, if you really like unique costumes then just check out our jellyfish costume. We guarantee that you'll be the only one wearing one of those at your next costume party.
Check out all of our sea creature costumes to get your ocean-inspired look! Since we carry sizes and styles for everyone, you'll be able to find something to love right here!










