The Obermeyer Kids Jib Skull Cap is the perfect layer for under your helmet. Constructed out of HydroBlock Classic, this 100% Polyester cap is DWR coated and resists water penetration while still remaining incredibly breathable; offering warmth and comfort during long days on the slopes. Teen Sizing - See Obermeyer Size Chart, 100% Polyester 100wt Printed Micro Fleece, 90% Polyester 10% Elastane Knit, Flat seaming for maximum comfort, Fleece inner band, Reflective logo, Regular fit, Battery Heated: No, Material: Synthetic, Lined: No, Type: Skull Liner, Model Year: 2017, Product ID: 446081, Model Number: 78006-16009-KIDS, GTIN: 0888555181944