Product information: Size:One size Material: ABS+ memory material Applicable scene: Fitness equipment, sports protective gear accessories, sports trends, health massage Product category: Lumbar massage board [Scope of application] Cervical vertebrae Lumbar vertebrae Legs Foot Hand [Material] Environmental grade ABS material [Material characteristics] 1. Environmentally friendly non-toxic ABS raw materials, resistant to falling, impact resistant, flexible. 2. Strong anti-corrosion ability, no reaction with acid and alkali. Features: 1、Effective Point Massage: The back massage stretcher has 10 magnetic points and 96 plastic pins, which can exert acupuncture by deeply pressing specific points. The back massager helps to activate the natural therapeutic response and improve blood circulation, Lumbar Vertebrae, Massage Dos, Back Stretcher, Spine Pain, Cervical Vertebrae, Lower Back Support, Back Massager, Relieve Back Pain, Self Massage