The standard Zoomi is a youth positioning chair designed for use for children with mobility and neurological disabilities. Designed to promote good feet-on-the-floor posture, it can be used in the classroom and home. Both the seat and footrest can be easily adjusted to the appropriate height and depth, allowing the chair to accommodate the user's needs as they grow. Standard Zoomi chair comes complete with flat seat, backrest and pelvic strap. OPTIONS: Mobile skis, slotted footboard, transfer step, flat padded seat, pommel and thigh guides are some of the options available for the Zoomi. SIZES: One. DIMENSIONS: Height range 4.5-24.25", Width 17.75", Depth 21.75", Back Height 10.25", Back Angle (degrees) 95/100/105, Frame Height 32". CAPACITY: 66 lbs. COLOR: Red, Lime, Blue. WARRANTY/GUARANTEE: Standard 2 year warranty.