Chest Back Vest Armor Protector for Motocross Riding Skating Skiing Scooter Material: 50% polypropylene, 25% polyethylene, 17% polyester, 8% other, bio-foam detailing for extreme comfort Ideal for Riding, Cycling, Skating, Scooter, Motorcycle, etc Fits for men and women, adult and youth by the right size (Please check the size chart before you purchase) Anti-collision, anti-pressure, breathable, adjustable design Low-profile design fits great under or over a jersey