This product was designed to provide an adjustable-height, tilting, work/play surface to help position the user in a therapy, home, or school setting. Large Tilting Table, Model TT2 Table surface is 20?D x 29.75?W Distance from floor to table adjusts from 17.75? to 25.5? Span between inside of legs: 21.5? TSL adjustable seat fits between table legs (see Kaye T-Seat) Tilts from horizontal to vertical Adjustable clamps to hold work Removable front rail Interfaces with bolsters