The costume has two parts; the water-tight head chamber, sealed with a dry suit neck gasket and neoprene disks, and a suit with false arms, body parts and an old motorcycle helmet for the false head.

Dressed in plastic with a cap a top his head, Ryan took his costume to the next level by physically spinning 360 degrees. Needless to say, he won his school's costume contest.

Top-Trending Costumes Nationwide. Shrunken Head Bob (“Beetlejuice” character) Raygun (breakdancing Olympian) Catnap (video game character) Delores (“Beetlejuice Beetlejuice”) ...

This interview with “Avatar: The Way of Water” costume designer Deborah L. Scott first appeared in a special section of the Below-the-Line issue of TheWrap’s awards magazine.