ION Wetsuits - ION Beanie Wooly Wetsuit Hood - Grey Melange :: Unisex > Wetsuits. Warm stuff neoprene: Super warm and extremely stretchyION beanieWindproof design: Neoprene beanie keeps your head comfortable and warm\n on the beach or on the waterFlatlock construction: Flexible. non irritating seamsLoser leash Elastic string loop inside of the beanie Size: Large,one size.