Introducing the Bicycle Training Flash Wheels - Kids Bike Stabilizers Support Wheels. These 3mm thickening practical bicycle training wheels are designed to enhance safety and confidence in young riders. With a sturdy triangle design and a reinforcing clip, these training wheels help learners develop a usable sense of balance on the bicycle, avoiding worries about wrestling while cycling. The high-quality flash wheels are anti-slip, wear resistant, and stable, providing security and stability for beginners. They fit perfectly on any color bike, adding a stylish touch to your child's ride. These support wheels are universal and adjustable, fitting 12/14/16/18/20 single-speed bikes with horizontal rearward-facing track fork ends. However, please note that they are not suitable for bikes with semi-horizontal or vertical dropouts. They also cannot be installed on bikes with derailleurs or transmission. Installation is quick and easy, thanks to the included vertical bracket arms, wheels, nuts, screwdriver, wrench, and bicycle bell. Simply connect the training wheel and support bar together, following the provided installation guide. Ensure that the training wheels have about 5-1cm (1/5 to 3/5in) space from the ground for optimal performance. With the Bicycle Training Flash Wheels - Kids Bike Stabilizers Support Wheels, your child can enjoy their first outdoor bike exercise with safety and confidence. Order now and give your child the gift of a memorable biking experience!