Aspen® Rigid Cervical Collar, Regular, 1 Each Bolster Rolls Wedges Gradient Sequential 4 Chamber Compression Procedure Mask Ultra Pleated Gradient Sequential 4 Chamber Compression Therapy The Hi Boy series whirlpools offer complete coverage all the way to the back hip and shoulder areas for full immersion and full body treatment * Whitehall also offers an optional Adjustable Suspension Seat or Tank Top Seat so lower extremities such as the lower leg ankle and foot areas can still be treated * This option provides a standard mobile unit * Product Function: * For use on middle back * Product Details Material: Stainless Steel * Legacy Model: JO 40A * Appropriate for: Athletic Trainer Physical Therapy * Capacity in Liquid Volume: 75 gallons * Body Treatment Location(s): sitting mid back * Internal Length: 42 * Internal Width: 20 * Internal Depth: 28 * Certification(s): MET CE all contact surfaces of the collar are cushioned with cotton lined For the ultimate in comfort