PERFECT FIRST BIKE FOR GROWING RIDERS -- The seat are adjustable for growing kids, fits inseams between 13-19in, suggested for kids ages 1-5. This no pedals balance bike helps them to learn balance and coordination while having fun.COMFORTABLE -- Footboard, relives the bending of knees, alloy quick-release, adjustable seat, making it more comfortable for kids ridingERGONOMIC MAGNESIUM ALLOY FRAME -- Made of a solid magnesium alloy frame with better construction, it makes the toddler bike easy to ride, especially when learning how to balance and steer. And the 360° rotatable handlebar will rotate and lie flat on the ground to prevent children from being injured by the handlebar when they fall.NYLON RUBBER TIRES -- This toddler bike's 12-inch nylon rubber tires are far way more durable than other EVA tires. The non-slip surface gives more tear-resistant and a firm grip provides extra traction in wet conditions. EASY ASSEMBLY:-- 85% package with necessary tool. Grow with children, it will be an awesome gift to bring kids more joy and laughter