The Saxon 600D With Gussets Medium has a tough 600 denier ripstop waterproof and breathable outer with extra warm 180g polyfill. Featuring 210T nylon lining with twin adjustable chest straps, shoulder gusset, low cross surcingles and adjustable web leg straps Tough 600 denier ripstop waterproof and breathable outer with 180g polyfill and 210T nylon lining. Features include shoulder gussets twin adjustable chest straps low cross surcingles and adjustable web leg straps.