Our 16-inch kids bicycle is an ideal riding option for young riders aged 4-7 years old.The 95% pre-assembled kids bike can be easily installed for kids to immediately enjoy biking. To fit kids of different height, it s equipped with adjustable height of the seat for kids to find optimal riding position. As for safety, hand brake and coaster brake allow kids to safely maneuver and stop the bike. 2 detachable training wheels help young riders maintain balance. When kids grow older, you can detach the training wheels. Crafted with premium rubber tires and high carbon steel frame, this bike ensures excellent strength and stability. Additionally, it also has an extra bell, anti-slip pedals, as well as front and rear reflectors.