Lumbar Cushion w Straps Black Memory Foam Blue Jay Pen Pencil Aids The Hi Boy series whirlpools offer 7344301 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 Continuous operation or work rest prompts * LED visual display * Hand held portability * Carry case * Convenient 9 volt battery with LED battery check * Easy to operate * Goal types include: Above Tone Below Tone * Plus Size: 14 x 13 x 4 * Color: black * High quality memory foam contoured for maximum comfort and support * Features a hypoallergenic breathable mesh fabric cover that helps to prevent heat and moisture build up * Can be placed anywhere along the back of a chair for neck upper middle thoracic or lower back and spine pain relief * Ergonomic design helps to relieve and alleviate both acute and chronic pain from: back aches muscle aches arthritis stenosis herniated disks and general sore backs * Can be used in the home office car airplane wheelchair recliner or anywhere extra lumbar comfort and support is needed * Position the backrest into desired position and prevent slippage using the dual adjustable straps * Cover is removable