This Body Vision Deluxe Inversion Table incorporates a new Patented Acupressure Beads Massage Lumbar Pad that adjusts along the back pad for lower, middle, upper, shoulder and neck muscle relaxation. An adjustable 5 position head rest, in 1-inch increments, allows for accurate head and neck positioning for users 5'1” to 6'5”. Unlike other inversion tables made from plastic, this model incorporates comfortable structured foam, and a durable cover to ensure ultimate comfort. Sturdy elevated 4 Point Pod Style Frame ensures stability even on an unlevel floor. Be on your way to a better back with the Body Vision ABMI 2.3 Inversion Table. This Inversion Table is tested through Underwriters Labortories ( UL) and is registered with the FDA as a Class 1 Medical Device. Always Check with your Physician before starting any Inversion Therapy and review all Safety Warnings listed in the Owner's Manual before each use.