Description Designed for road practice for bicycle beginners, helping learners until they develop a sense of balance on the bike. Improve your child's safety and confidence. [Qualified Material] - Our training wheels are made of high-quality, sturdy materials and strong metal supports to provide extra stability and safety and ensure the safety of children. [Easy to Install] - Our training wheels are easy to install and equipped with various accessories. Therefore, you only need to install the training wheels with tripods so that your children can use the bike safely. [Non-Slip and Low Noise] - Our bicycle auxiliary wheels are made of high-quality metal, plastic and rubber materials. They are non-slip and noiseless, so your child can be safer and more stable when riding without worry. [Application] - This auxiliary wheel is adjustable and suitable for bicycles from 12 to 20 inches.You can adjust the size to make it more suitable for your child's bike. Specifications: Support wheels, sturdy metal supports. Easy installment payment, individually adjustable. Suitable for all bikes from 12-20 "inches. Wheel diameter: 11cm Weight: approx. 0.6 kg Material: plastic / steel Color: black / blue / pink / green / red