EASY TO ATTACH: This bike leash is specially designed for mountain biking. Attach the parent saddle to the seat tube of your child's bike in just 2 steps for quick use. Children can ride with the help of their parents, which helps them establish a sense of balance, reduces the difficulty of riding, and increases the riding experience. CONVENIENT STORAGE: You don't need much space to store your bike straps conveniently. It can be folded and stored in a bag or bag. Dimensions are 15x10x7cm and weight is only 280 grams. Suitable for children and adults, it's a great choice for family travel. Retractable Child Traction System: This bike leash allows you to pull your child onto the bike while they still have control of steering and balance. The straps can be shortened or lengthened while riding so you can avoid obstacles in the road or splashing water. SMOOTH AND COMFORTABLE TRACTION: This bike strap keeps the distance between two bikes within 2.50 m, ensuring smooth and rocking - no traction. Once the elastic is stretched, you and your child can enjoy comfortable traction.