Omni Tray by Stander Back Neck Therapy 16 mm Front Twin Casters The unfolded towel measures 16 mm Front Twin Casters 3 in Therapists use benches in physical occupational and speech therapy particularly when the child needs a stable sitting surface to achieve maximum arm and hand movements for play learning and daily living activities * The Kaye Adjustable Benches are ideal for home therapy or school programs and for children who do not need back support in sitting but need a firm seat that can be adjusted so that the child * Lifetime Guarantee If you are unsatisfied for any reason we will fix or replace your product * Height of Tray: 24 to 32 * Height Adjustment Handle: 28