【Retractable Bike Strap】: This strap allows you to pull your child on their own bike while allowing them to control and balance their own bike. The strap is adjustable and can be shortened or lengthened on the fly, allowing you to tackle any terrain and water on the road. 【Convenient and Stable Towing】: This bicycle tow strap controls the distance between two bicycles within 2.50m, providing comfortable and stable traction. After the rubber band is stretched, you and your kids can enjoy a comfortable towing experience. 【Easy and Secure】: This bike tow strap features a sturdy round elastic end with a double hook that attaches behind the seatpost and under the seat, making it easy and safe to use. 【Easy to Carry】: The bicycle tow strap is very light and compact, so you can take it anywhere. It fits in a large bag or backpack and weighs only 280 grams. Size: 15x10x7cm. 【Easy Towing】: This bike tow strap allows you to tow your kids to the top of the hill with a few tubes and ropes, providing an easy towing solution for parent-child rides.