Key Features High-quality Frame:The frame of this bike is made of high-quality carbon steel, and the tube wall of the frame is thickened to increase its strength, so it has a stronger load-bearing capacity and is very stable. Safe to Bike: The bicycle is designed with two auxiliary wheels to keep balance. Shock-absorbing Tires:The thickened and wear-resistant rubber tires can easily cope with various road surfaces. The large grain tread is shock-absorbing and anti-slip. Height Adjustable:The seat can be raised from 22.04 to 26.37inch and the handlebar can be raised from 27.75 to 29.52inch. Combined Front and Rear Brakes: This children's bicycle uses a combination of front and rear brakes to ensure that the brakes are sensitive and double secured. Safe and Reliable:This bike is equipped with a high-sensitivity dual brake system in front and behind. Application This 16-inch bicycle is suitable for children with height of 105cm to 135cm (normally aged 5-8 years old). The seat can be raised from 22.04 to 26.37inch Specification Main Color: Green/Pink Frame Material: Carbon Steel Alloy Cushion Material: PU Leather Tire Material: Rubber Chain Cover Material: Plastic Gender: Universal Net Weight: 9kg/19.8lbs Gross Weight: 9.5kg/20.9lbs Wheel Diameter: 40.6cm/16'' Body Length: 110cm/43.3inch Seat Adjustment Height: 56-67cm/22.04-26.37inch Armrest Adjustment Height: 70.5-75cm/27.75-29.52inch Package Size: 90x 45x 20cm/35.4"x 17.7"x 7.9" Installation The bike needs to be assembled by yourself after receiving the goods. You can refer to the manual to complete the installation. Package Included 1 x Kid's Bicycle with Training Wheels 1 x English Manual Accessories Required for Installation Notes: 1.Please do not place heavy items on this children's bicycle.