Anti-lost DesignBuilt-in thick steel cable can extend up to 2m/75inch, which is durable and strong. Frontline key and padlock design provides an extra level of security: once locked, children will not be able to remove the wristbands until a parent unlocks them. Anti-lost toolThe child safety harness is made of high quality cotton, which is breathable and anti-friction. The wristband is equipped with a cushion pad that is comfortable for children's hands without pricking on children's skin. Elastic and stretchableThe wrist can be extended up to 2 meters to increase space activities, so that children feel more comfortable and parents feel more relieved. Its anti-lost strap for young children is perfect for energetic kids. Anti-lost strap for kidsDon't worry about crowds of people, such as shopping malls, parks, etc. attractions, airports or any type of event. With the anti-lost child strap, you can keep your children under control at all times. Baby anti-lost belt: you can connect the child's anti-lost doll link with the adult's hand, a stroller or even a backpack, ideal for supermarkets, parks, shopping malls, airports and busy places.