Slsy 16" three-wheeled tricycle is suitable for rider's height 3'9"- 4'9". Suitable for age: 6-11 years old, and supports rider and cargo combined weight up to 170 lbs. The 16 inch Tricycle Trike is made of high quality iron, sturdy rims, durable rubber tires, reliable grip and abrasion resistance, dual braking system, adjustable saddle seat, upgrade pedals for easy riding. The 3-wheel design also provides extra stability while riding. Riding this 16" tricycle promotes growth and learning through a healthy, fun and safe experience. It is a great choice for building up the riders' self confidence, independence and mobility. Our Small Tricycles are equipped with user manual, assembly tool. Please contact us if you need video support.