Jellyfish costume

We've rounded up our favorite under-the-sea costumes, many DIY! Mermaids, scuba diver, shark, octopus, lobster, jellyfish, starfish, and more.

Umbrella hat, bubble wrap, yarn, sparkle tulle, saran wrap and giant plastic martini glass-presto...jellyfish costume!

This homemade jellyfish costume is as easy to make as it is adorable. Add glow sticks to the costume at night to create the look of a glowing jellyfish.

Nancy: I'm wearing the costume. I saw a live-action show over the summer with Jellyfish on stage, and I thought I could modify their design a bit by using an umbrella....

Dive into a world of underwater wonder with our Sea Creature Halloween Costumes for Adults & Kids! Whether you want to become a graceful jellyfish, a fierce shark, or any other creature of the deep, our costumes capture the beauty and mystery of the ocean.

Hailey: I have always loved the ocean and the sea critters that live beneath. The idea for this costume was based on one of my favorite iridescent stinging creatures of the...

Jellyfish Costume: I made this jellyfish costume for my wife during on our Halloween build day here at Instructables. It turned out to be a great lesson on the value Instructables brings to the Internet. The costume idea came from a few costume sleuthing searches, pro…