1Maximum Scalable Length at 2.5M Keep a safe distance from your children. Your children stay close to you but can stroll around without needing to hold your hand. 2Anti-lost High Quality Wristband The Bracelet is Integrated 360 Rotation stainless steel metal buckle and wire of steel inside, which makes the product more durable and wear-resistant, It is difficult to cut with a knife, harmless to human bodies. 3Elegant and Comfortable The wrist bindings feature a comfortable cloth with a soft sponge that feels comfortable when you touch. Super lightweight and sweat-absorbent, with great breathability soft fits children's hands, ensuring parents and child's skin are not hurt in any way. 4Easy to Use Easy operation and a variety of lacing methods, backpack, stroller, belt and so on, very convenient to use, all you need to do is carry it in your hands as well as your child.