Keep Kids Close and Safe - Thanks to the sturdy wrist leash that can provide strong protection, the little baby can explore freely in outdoor activities. You don't have to worry about kids getting lost and wandering around in crowded places, such as supermarkets, parks, shopping malls, streets, subways, playgrounds, scenic spots, train stations, elevators and vegetable markets, etc. 2. Cute Design Backpack - The toddler backpack is light and soft to the touch, will not burden your kids. And the anti-lost backpack has very cute dinosaur patterns, which is very popular with babies. Babies will not resist putting it on. And the durable shoulder straps can be adjusted at will to find the most suitable size for your baby. One size fits most toddlers from 1-5 years old. 3. Removable Baby Reins - The safety leash and backpack are removable. So it can be either a child safety backpack or an anti-lost wristband. Can completely remove the reins from the harness and attach the reins to an additional cuff, then you get a safety bracelet. Easy and quick to put on and does not take up much space in a bag when not in use. 4. Anti-lost Bracelet with Lock - The bungee straps are made of cut-resistant stainless steel. The surface contains PU material, unless special tools are used, they will not be cut. The baby safety bracelet is made of super soft breathable foam plate and Velcro angle straps, which can avoid scratches and sweat on the wrist, and is breathable and resistant to friction. The child side of our bracelet comes with a lock so that he cannot unbutton it.