100 Polyester. Windproof: Fully sealed seams ensure no wind permeates into layers;Ski suit pattern: loop pattern, photo for reference. Warmth:Insulation effect: Unlike other ski suits on the market, our product are made to withstand the toughest conditions. Front zippered vents to allow for personalized temperature control during warmer conidtions and ensure that you never feel too hot or too cold on the mountain. Waterproof and Breathable: Engineered to keep you dry and comfortable on the mountain. With a built-in hidden storm hood, double reinforced seams and waterproof external fabric, our suits are crafted to be as functional as they are stylish. No matter what conditions you encounter, you'll always be ready for one more run. Design: One-piece design use zipper opening at back, easy to wear and dress quickly. Hood, cuff and bottom can adjust size to fit you , make sure the snow and wind don't get into your body. Top of the placket zipper has a little shield, prevent clamping to the chin. Snap and zipper at placket, make double protection. Kid's Baby One Piece Snowsuits Overalls Ski Suits Jackets Coats