100% polyester, Breathable, wind and waterproof with taped seams.; Very durable.; Unique CLIMASCOT® insulation provides warmth without bulk. Lightweight, soft CLIMASCOT® insulation takes up almost no space when compressed.; Ergonomically shaped trouser legs are constructed to follow the body's natural movements.; Ruler pocket with Kevlar® reinforcement - particularly resistant to pointed and sharp objects.; The kneepad pockets of durable CORDURA® are adjustable so the kneepads have the optimal position on your knees.; Raised back piece provides support and extra protection against cold and wind.; Snow locks inside the leg to keep snow and dirt out.; Co-certified for use with MASCOT kneepad type SHORT or LONG, as the kneepad pocket is height-adjustable.