Made of premium steel to survive the bumps of learning, the durable steel frame is backed by our limited lifetime warranty. The bike comes with black tire & single speed, only little maintenance needed due to the simple design. Amazing design and color! Little Boys bike with Bright colors, stylish and charming. DIY decals, beautiful basket, streamer to add extra fun to the ride. Soft seat offers more comfort in riding. This comes with stable training wheel for early rider. 2. Quick release seat simplify the height adjustment. 3.Saddle with holder to learn riding when the training wheel is off. 4. Two hand brakes are well designed for small hand, easy to stop.