Children's Retractable Bicycle Traction System Bike Towing System Child Retractable Features: The children's retractable bike traction system allows you to tow your child up and down. Children and adults can keep steering and ride over bumps or puddles. You can use a few and ropes to drag the kids to the of the hill. The perfect solution. These aren't meant to be lugging the kids around the . Some parents try to use this like tracking a bike and never let go of the string, but don't be that parent. A bicycle tire is a spring- rolled box that fits behind the seatpost and under the seat. Positioned like this, you can tow your kid's bike. Inside there is a thick round elastic band that ends with a double hook for hanging under a coat hanger. It's more to use and safer. Once the elastic band is stretched, the distance between the two bicycles is a maximum of 2.50 m. The correct distance allows for safe, riding. The elastic band provides good comfort in use and the child will not complain about bumps. When towing, it's inevitable to feel the weight of the , but nothing is insurmountable. Great for hauling your kids on bikes, new! adults too Product Very light and compact: fits in a large pocket or backpack. Kids can attach it to a tow bike. It can also be disassembled individually. Children's retractable bicycle traction system include : 1 spring roll case 2 straps for quick attachment to seatpost 1 heavy-duty elastic strap, 2.50 m long, tensioned 1 double hook for attaching to the handlebar of the towing bike. Towing limited to 90kg