Jersey Air Zip Neck Blue Color The Patagonia brand. Description: Blue color. Jersey with zipper closure. Chest pocket. Regular cut. Interior mesh to keep heat. Material: Body: Polartec® solid sheep skin 100% double -layer recycling polyester. 100% polyester of 3.5 oz. Washing conditions: Machine washing temp. Maximum 30. The model measures 1.83cm (6.0 ") and carries size M.