The Knee Scooter has large 20 cm wheels to roll easily over small bumps. It features a comfortable padded knee rest, no-tool height adjustment and brakes for safety. It also features a basket so you don’t need to carry items in your hands.SpecificationCarbon Steel FrameProduct Size: 43.5*78cmProduct weight -12kg.Seat height Adjustment: 47-60cmGrip Height Adjustment: 88-112cmSeat Cushion size: 35.8 *16cm