... sports many colors available three flashing modes OEM available CE super bright and durable flashing led shoelace for safety sports Product Detail ... . N.W.:6.4KG, G.W.:7.5kgAdvantage:1. Ultra bright, light guide and eye-catching.2. Durable, waterproof and washable ... PVC plastic as material.3. Suitable for almost all shoes with shoelaces, such as board shoes, roller skates, sneakers, etc.4 ...