18 inch Magnesium Space Shuttle Kid#8217;s Bike. WhiteFeatures: Kickstand. Disc brake. Frame Materiali 1/4 Magnesium. BellBrand: RoyalbabyBicycle Type: Training-Wheel Bikes. BMX BikesBicycle Wheel Diameter: 18#8243;Age Group: ChildNumber of Speeds: 1Color: WhiteFrame Material: Aluminum. MagnesiumBicycle Suspension Configuration: No SuspensionBicycle Tire Size: 2.4inch fat tireBicycle Frame Size: 18#8243;Assembled Product Dimensions (L x W x H): 49.00 x 20.00 x 32.00 InchesRoyalBaby Kids Bike Boys Girls Space Shuttle Purple 18 Inch Magnesium 2 Hand Disc Brakes Kickstand Kids Bike Boys Girls Space Shuttle White 18 In. Magnesium 2 Hand Disc Brakes Kickstand: #8211; 1. Safe kids bike. Safety grips. soft seat. lightweight magnesium frame. enclosed chainguard. crank. brakes. 1.2mm bike steel tubes thickness and 2.4#8221; wide tires. bikes stronger and more durable. #8211; 2. Accessories: This sporty bike for boys and girls. comes with a bell a DIY decal. assembly tools. training wheels( for 14/16 inch). kickstand (for 16/18 inch) and bike front white reflector/rear red reflector. #8211; 3. More color options.18 Inch suitable for 5-9 kids years old with height 45.3-59 inch. Use our easy to follow size chart. you#8217;ll find a perfect size for your little kids. Note: Please take the kids height into consideration.