Features: 1. Safety Material: This anti-lost wrist strap is made of polyester, which is safe for the human body and difficult to cut. 2. 2-in-1 Design: Easily switch between backpack strap and wrist strap. Simply unlock the buckle and attach it to either the harness or wrist buckle for secure use. 3. Enhanced Safety Lock: Designed to keep keys securely on an adult’s wrist, preventing children from unlocking it independently. Ideal for crowded places such as hiking trails, theme parks, travel destinations, and shopping malls. 4. Freely Adjustable 360-Degree Rotation: Rotatable metal connectors allow children to move freely without risk of tripping. Includes shoulder strap, chest strap, and wrist strap — all fully adjustable to suit individual needs and reduce shoulder pressure. 5. Breathable Fabric: Soft, breathable sponge padding on both wrist and backpack straps. Uses automotive-grade seat belt material for comfort during extended wear by adults and children. Includes: 1 x Anti-Lost Wrist Strap 1 x Toddler Leash Specifications: Material: Polyester Available Sizes: Size 01: Approx. 150 cm (59.06 in) Size 02: Approx. 200 cm (78.74 in) Available Colors: Blue, Pink Quantity: 1 set Note: No retail packaging included. Slight measurement variance (up to 1 cm) may occur due to manual measurement. Screen display settings may cause slight color differences from the actual product.