Precaliber 24 8-Speed Suspension is a versatile kids' bike built for young adventurers who love riding off the pavement and into the dirt. Its sturdy yet light aluminum frame, suspension fork, and 8 gears make it perfect for racing home from school, zipping through the woods, and riding trails and paths with family. For kids ages 8-12, between 51-59 ̋ tall. How tall are you? To measure your height, stand straight up, barefoot, with your back, heels, shoulders and head all touching a wall. While looking straight ahead, place a book or straight edge on your head and slowly push it against the wall. Your straight edge should be parallel with the floor. Mark the spot where the bottom of the book is touching the wall. The distance from the marked spot to the floor is your height.