Designed specifically for use in the coldest environments. Based on a 5-layer system that is constructed to trap multiple layers of air within the garment. The specially formulated insulation made with Dupont™ Sorona® provides long-lasting shape and warmth for any climate. 100% Polyester outer fabric, 250g thermally bonded insulation made with Dupont™ Sorona® fibres, polyester lining. Two patch hip pockets. Reflective chevron adhesive hi-vis tape. Cut resistant fabric knee protection with lower leg side zips for ease of removal over boots. Adjustable braces make for a comfortable, ergonomic fit. Certified to -49°C