JOYSTAR silver kids bike with 12 inch training wheels will make a great addition to your kids' lives.There are so many features, you won't regret buying it! JOYSTAR DESIGN FOR KIDS This silver bike comes with 12 inch stable training wheel early rider. 2.Quick release seat simplify the height adjustment. 3.Saddle with holder to learn riding when the training wheel is off. 4.Foot brake suitable for young rider don't have enough power to manipulate the hand brake. MINIMUM MAINTENANCE Made of premium steel to survive the bumps of learning. DIY DECAL & SAFE CHAIN GUARD Your child will get a DIY decal and make a unique bike.The chain guard well protects the chain. EASY TO INSTALL The bike comes with 85% Pres-assembled body and the basic assembly tools. 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.