Jersey model m's r1 Air crew black the Patagonia brand. Description: Black color. Closed Jersey Straight cut pocket in the inner mesh chest to keep heat. Zigzag texture that absorbs moisture, dries quickly and is highly breathable for high performance activities. Material: Light, breathable and technical tissue Polar Polar Lining of 100 % recycled polyester. 100% polyester of 3.5 oz. Washing conditions: Machine washing temp. Maximum 30. The model measures 1.85cm and carries size M.