With a weight capacity up to 500 pounds, the Health Mark Deluxe Back Wave Traction Bench improve posture and features an ultra comfortable spinal cradle, and three position handlebars. The Health Mark Deluxe Back Wave Traction Bench is used to increase blood flow to the brain, relieve vertebrae and disk compression, oversized endcaps for stability, relax the muscles of the shoulders, neck and lower back, increase flexibility and range of motion. This bench also features three positions, for gentle to advanced traction.