Jackman Stretch Jacket Dark NavyThe Jackman Stretch Jacket Dark Navy has seen a fresh update. Increased shoulder width, body width, and sleeve length without changing the overall length. In addition, the sleeves have been made deeper to improve the feeling of wearing around the arms. This jacket is made of highly elastic polyurethane thread covered with cotton thread, which is knitted at a high density. It has a soft feel that's typical of cotton, but the high density knitting gives