The Unifly 24" Beginner Trainer is a great beginner unicycle for teens and adults. Made from steel construction it is strong, but not bulky. Sloped shoulder design is ideal for beginner and intermediate riders. Adjustable seat height and double bolted seat post clamp. Easy to assemble, it comes with all the tools needed.Available in several vibrant colors.The durable stretch vinyl saddle comes emblazoned with the Unifly logo.Specs:Frame: Sloped shoulders, 24" SteelSaddle: Durable Vinyl with color matching bumpers and the Unifly logo.Wheel: General purpose tread 24" x 2.1" , rubber tube, stainless spokesSeat post: 9.5" (240 mm),Seat post clamp: Double hex bolt aluminum.Not recommended for riders over 180 lbs.