Details 1.The transmission can make the bike turn stable and will not easily drop the chain. And the shifting is faster and more accurate. 2.Comfortable Cushion: The leather surface and sponge-filled cushion can be evenly stressed when riding. 3.Safe and Reliable: This bike is equipped with a high-sensitivity dual brake system in front and behind. Its braking action is very reliable and safe. 4.Wear-resistant Wheel: The wheels are made of rubber, so they are non-slip and wear-resistant. It is not easy to be damaged. 5.Mudguards: Both the front and rear wheels are equipped with mudguards, effectively blocking water or mud splashing and keeping the bike clean. 6.Storage Bag: The equipped storage bag can be stably placed on the frame, storing small items such as children's phones, watches, headphones, etc. 7.Kettle & Holder: Our package includes a kettle and a matching holder, which you can install on the frame to help you replenish water promptly while cycling. You can also use the holder to place other kettles of similar diameter. 8.Compass Bell: The clever design combines the compass and carbell into one. It can help you indicate direction while also serving as a reminder to pedestrians and cars around you. Application It is suitable for children 4.26 to 4.9 feet tall to ride on various roads, such as rugged roads, muddy roads, grasslands, mountain roads, sandy areas, wetlands, etc. Specifications Material: Carbon Steel, Rubber, Sponge, PC, Aluminum Alloy, PU Color: Black, Red Style: Modern Surface Treatment: Argon Arc Welding, Paint Baking Braking: Caliper Braking(Front), Holding Braking(Rear) Assembly Required: Yes Number of Speeds: 7 Applicable Height: 1.3-1.5m/4.26-4.9ft Maximum Bearing Capacity: 85kg/187lbs Wheel Size: 51cm/20in Seat Adjustment Height: 63-76cm/24.8-30in Armrest Distance: 58cm/22.8in Kettle Length: 19cm/7.5in Kettle Holder Diameter: 7cm/2.75in Gross Weight: 12.65kg/27.88lbs Net Weight: 10.6kg/23.36lbs Product Size: 135*85cm/53*33.5in Package Size: 108*21*52cm/42.5*8.26*20.5in Package Included 1*20'' Mountain Bike 1*Kettle 1*Kettle Holder 1*Storage Bag 1*English Installation Diagram All Accessories for Assembly That this product is manual available in English, German and French.