Natrol® Melatonin Natural Sleep Aid, 1 Each Hip Knee Post Surgical Prdct 60 Gm (2 oz) Tube Two 1 inch urethane 60 Gm (2 oz) Tube Bx 12 * A highly conductive multi purpose electrolyte meets all the standards of the ideal saline electrode gel * Recommended for ECG defibrillation biofeedback and EMG * 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 lower back * Product Details * Material: Stainless Steel * Legacy Model: JO 10A * Appropriate for: Athletic Trainer Physical Therapy * Capacity in Liquid Volume: 60 gallons * Body Treatment Location(s): sitting low back * Internal Length: 36 * Internal Width: 20 * Internal Depth: 28 * Certification(s): MET CE This Natrol melatonin supplement also contains 10 milligrams of vitamin B 6 and 23 milligrams of calcium Vitamin B 6 supports energy metabolism and contributes to heart and nervous system health