SAFE CHAIN GURAD-The graffiti of the orange chain cover is a robot, mechanical and cute, the all-inclusive chain cover prevents children from getting involved in the trouser legs. The children bike comes with 95% Pre-assembled body and the basic assembly tools, only pump needed for tire, normally takes a novice about 20-30 minutes to assemble it. RECOMMENDED SIZE CHART - 12' BIKE FOR 2-4 YEARS (33'-41') TODDLER, 14' bike for 3-5 years (35' - 47') child, 16' bike for 4-7 years (41' - 53') boys & girls, 18' bike for 5-9 years (43'-59') boys & girls. Note: child height may vary even at the same age, please take the height into consideration.This item is in the category "Sporting Goods\Cycling\Bikes". The seller is "willishq" and is located in this country: GB.