Techniche Deluxe Sport Vest , Size: Md, Distinct Name: Silver, Gender: Mens/Unisex, Primary Color: Silver 6530SIL-M High collar with hook and loop neck closure for additional cooling relief and sun protection, handy front pockets, and zipper closure; designed especially for bikers Provide 5 - 10 hours of cooling relief per soaking; lightweight, durable and washable Comfortable, quilted nylon outer with polymer embedded fabric inner, water repellent nylon liner and black cotton poly elastic trim