Main Menu

Sea Creature Costumes

1 - 43 of 43

Filter Sea Creature Costumes by:
The deep blue sea is full of critters! From sea turtles, to giant whales, and perhaps even... the mighty Kraken, the depths of the ocean are largely unknown. Well, it's time for you to explore the dark depths with our sea creature costumes! We carry every sort of sea costume, including lobsters, Krakens, and tigers, oh my! Wait a second... we meant tiger sharks on that last one!
read moreread less
Main Content
Sebastian Baby Carrier Cover-0
Made By Us Exclusive
Adult Axolotl Costume
Made By Us Exclusive
Adult Sea Turtle Costume
Made By Us Exclusive
Adult Flounder Costume Alt 3
Made By Us Exclusive
Plus Size Sea Turtle Costume
Made By Us Exclusive
Adult Blob Fish Costume
Sale - 50% Made By Us
$69.99$34.99-$69.99*
Adult Shrimp Costume
Made By Us Exclusive
$83.99-$118.99
Exclusive Plus Size Adult Shrimp Costume
Made By Us Exclusive
Adult Squid Costume
Made By Us Exclusive
Plus Size Axolotl Costume
Made By Us Exclusive
Adult Inflatable Octopus Costume
Made By Us Exclusive
Adult Orca Costume
Made By Us Exclusive
Adult's Great White Shark Costume
Made By Us Exclusive
Adult's Comfy Shark Costume
Made By Us Exclusive
Adult Nifty Narwhal Costume
Made By Us Exclusive
Adult Blue Octopus Costume
Made By Us Exclusive
Adult Blue Whale Costume
Made By Us Exclusive
Adult Hammerhead Shark Costume
Made By Us Exclusive
Adult's Shark Mascot Head
Clearance Made By Us
Adult Seal Costume
Made By Us Exclusive
Adult Shark Onesie
Made By Us Exclusive
Adult Fish Costume Tunic
Made By Us Exclusive
Fish Bowl Baby Carrier
Made By Us Exclusive
Womens Sassy Shark Costume
Made By Us Exclusive
Adult Narwhal Onesie Costume
Made By Us Exclusive
Women's Majestic Jellyfish Costume
Made By Us Exclusive
Women's Sequined Seahorse Costume
Clearance Made By Us
$69.99$27.99-$34.99
Adult Narwhal Ugly Christmas Sweater Alt 1
Sale - 11% Made By Us
Adult Disney Flotsam and Jetsam Costume
Coming Soon
Made By Us Exclusive
Adult Clownfish Costume
Out of Stock
Adult Red Lobster Costume
Out of Stock
Shark Adult Kigurumi
Out of Stock
Adult Narwhal Kigurumi
Out of Stock
Walrus Adult Kigurumi
Out of Stock
Filter

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!

HalloweenCostumes.com Monster