Do you like running or riding a bike? Men's KILPI AirRunner jacket is made of a lightweight breathable material SIBERIUM DWR WB. Allows your body to breathe during sporting activities due to meshed material. The elastic hem allows it to sit comfortably in place all the time. If the weather becomes warmer you can easily pack your jacket in your back pocket. With this fully openable running and cycling jacket you can use it both at dusk and at night due to reflective elements. Practical high collar, thumb openings and a chest pocket. Material: 100% NYLON Material: SIBERIUM DWR WB