On zero jacket is a running jacket where everything has been done to keep the weight down. The material is an ultra-lightweight ripstop that is windproof and water-repellent. The zipper is half zip to keep the weight down. The jacket can be packed into a small pocket so that it does not take up much space. Under the sleeves there are ventilation holes to improve breathability. The jacket is also made from recycled materials. Brand: On Shipping Cost: DKK 6.90