Anti-lost rope combination: Two-in-one design, this product can be freely switched to a belt or a wristband. The anti-lost strap is easy to use, just loosen the connecting buckle and put it in the buckle or wristband. [Safety material and breathable fabric]: The anti-lost wristband is made of stainless steel wire and durable PU material, which is safe for human body and not easy to be cut by knives. Wrist straps and backpack feature soft, breathable foam padded cords. The soft and comfortable touch will not make the child feel restrained, and the child will be conscious. Anti-lost lock design: The anti-lost wristband is designed with a lock to prevent accidental or children from opening. The shrink chain can be extended up to 8.2 feet with this harness leash. Metal Connector & 360 Degree Rotation: 360 degree rotatable metal connector, the swivel connector allows the child to walk and even run freely. It protects your baby from spraining his wrist, allowing you to walk with your baby when needed