Gordini Kids&#39; Spongebob Squarepants Glove, Black, Medium Shell: Flex fabric with genuine leather palm, fingers, thumb and wrap caps. Insulation: Megaloft insulation, Hydrowick microdenier lining and Aquabloc, waterproof, windproof, breathable insert. Featured technology: Megaloft, Aquabloc, Gauntlet Cinch Closure, Wrap caps