Evaporative Cooling Sport Vest with Detachable Sleeves -Leatherbull(Free U.S. Shipping) Simple V-neck w/detachable sleeves and zipper closure offer options for cooling and sun protection Comfortable, quilted nylon outer with HyperKewlTM polymer embedded fabric inner water-repellant nylon liner black cotton-poly elastic trim, and zipper sleeve attachments Sleeves offer added comfort and protection