The Bontrager Wald 16-26" Training Wheels are the perfect way to help a young rider learn to balance on two wheels. The lightweight alloy construction is durable enough to take your child from the driveway to the trails. The adjustable wheel height makes it easy to get the perfect fit for your child's bike, while the quick release design makes it easy to install and remove. The 16-26" wheel size makes it perfect for young riders, allowing them to learn the basics of balance and control. The Wald Training Wheels are the perfect way to teach your child to ride safely and confidently.