Adjustable Shoulder Strap: The shoulder strap can be adjusted freely and can be adjusted according to the needs of the child, which greatly reduces the pressure on the shoulder.Baby anti-lost rope: The baby anti-lost backpack has a cute animal design and is 8.2 feet in length. It is suitable for babies of all ages and allows them to remain independent during indoor or outdoor activities.Material: The baby leash is made of cut-resistant stainless steel. The surface contains PU material, unless special tools are used, they will not be cut.Comfortable and Breathable: The baby safety wristband is made of super soft breathable foam pad and Velcro angle straps, which can avoid scratches and sweat on the wrist, and is breathable and resistant to friction.Design: The children's wristband adopts an upgraded version of magnetic unlocking design, which can prevent children from pulling or twisting from the wristband, which is safer than a larger one. The child's wrist link is linked by a 360-degree rotating metal connector to provide flexible and safe baby activities.