A durable and practical range that also provides comfort and functionality. The concept of the design is based on a 5 layer system that is constructed in such a way as to trap multiple layers of air within the garment. Constructed from 420D nylon outer fabric with 340gsm thermally-bonded polyester insulation and reflective tape. Ultimate freezer protection to EN342 standards down to -83.3°C. High rise back for kidney protection with adjustable braces. Fly and leg closed end zips with baffles and knee pad pockets with Dynatech® protective facing.