Chinook TrousersWhether you wear these waist trousers alone or with any Yak twin waist jacket, youll find them perfect for the job. Sculpted around the leg for flexibility and comfort combined with weatherproof but wear resistant fabrics used throughout, youre well prepared for anything the water can throw at you. DX10k 2. 5 layer fabric for waterproof breathability Pre shaped performance cut legs for freedom of movement and comfort Stay dry and warm with the latex