Description: Name: Chest Straps Material:Nylon+Plastic Color:black/blue/fluorescent green Size:2.5*38cm/0.98*14.9in (adjustable 20cm/7.87in-38cm14.9in) The chest shoulder strap is made of high quality nylon, not easy to fade, durable and easy to use. Adjustable shoulder straps with whistle insert buckle, adjust the length at will, thickened slot, soft and sturdy socket, not easy to break. Suitable for: adult/children backpacks, outdoor backpacks, etc. Package Include: 3 pcs straps（black/blue/fluorescent green）