Outdoor Research Kid's Adrenaline Mitts Shell: 100% Nylon; Palm: Face: 100% Polyurethane; Back: 100% Polyester; Lining: 100% Polyester; Insulation: 100% Polyester; Insert: 100% Polyurethane Imported Waterproof; Pre-Curved Box Construction Wind Resistant Breathable; AlpenGrip LT Palm