Rat Fink is fun. He’s so much fun. He’s more fun than almost anything! We can’t think of anything specific, but if you can, trust us, he’ll be more fun than that, easily. Rat Fink Neoprene Face mask features full coverage of the face and ears. Stretchy neoprene material is warm and water resistant. Patterns are reversible to solid black material. Velcro closure ensures great fit with goggles, with a helmet or without. One size fits most.