The Valen men's vest of K-Way is a versatile garment designed to be worn on a t-shirt during the half season or under a jacket when temperatures change. Here are some distinctive details of this vest: Waterproof, windproof and breathable nylon tissue fabric: Nylon Stretch offers protection against atmospheric agents and guarantees comfort. Merlange gray jersey lining: the internal lining is made of soft jersey, offering a pleasant sensation in contact with the skin. Thermonastrated