Height Adjustable 20” Bike for Children: The handlebar and seat are height adjustable, which will accompany your little one to grow up. The handlebar height can be adjusted from 34” to 36.5”, while the seat height can be changed from 26.5” to 30.5”. Dual Brake System & Safe Design: This HONEY JOY 20 inch kids bike has a hand brake with a shorter distance for small hands and a coaster brake to easily stop it when the pedal backwards. This children's training bicycle is also designed with fully enclosed chain guard for added safety protection. Plus, there is a bike bell that can make a sound to remind others. Non-slip Wheels for Various Roads: The multi-layered wheels are wear-resistant, anti-puncture, and shock-absorbing for safe and smooth riding. The premium wheels are suitable for different flat roads, such as the asphalt road and cement road. Tips: Please wear helmet and protective clothing when riding. User-friendly & Considerate Design: Premium carbon steel frame makes the toddler bike strong and sturdy enough to offer long-term use. Thoughtful mudguard avoids splashing mud or water. In addition, the removable basket provides children with a place to store their toys or snacks. Easy Assembly & 5 Available Sizes: 85% of our kids bike is already assembled, making installation a breeze. The bike for kids comes in 5 wheel sizes (12”/14”/16”/18”/20”) for 3-4/3-5/4-7/4-8/8+ years old kids. Note: Measure kid’s INSEAM and compare with SADDLE HEIGHT to check if the rider can touch the ground. Suitable Kids Inseam: [12’’ Bike: 16.5’’-20.5’’] [14’’ Bike: 18.5’’-22.5’’] [16’’ Bike: 19.5’’-23.5’’] [18’’ Bike: 21.5’’-25.5’’] [20’’ Bike: 23.5’’-28’’] Note: 20-inch bikes don't have training wheels.