1POINT BACK STRETCH: The point lumbar back stretch massager comes with plastic acupoint needles that stimulate your lower and middle back to relax. 2RELIEVE MUSCLES: Relieve those aching muscles, relieve pressure, and improve the flexibility of your spine back and shoulder muscles. 3ADJUSTMENT DESIGN: Changeable stage adjustment design scissors discomfort relief equipment, 3 speed adjustment can achieve the required stretching, relief of low back discomfort. 4POSTURE CORRECT: Back stretcher is fixed in the comfortable level gear, easy to stretch, higher gear get better stretching. Posture corrector for both men and women. 5PREVENT DISEASES: Back relief products can help prevent and relieve functional diseases of the lumbar spine, acupoint pressure helps you relax lumbar. Specification Item Type: Back stretcher Material: Plastic Function: Low back pain, sedentary pain, lumbar discomfort. Package List 1 x Spine Stretcher Bottom Plate 1 x Stretcher Upper Plate 1 x Foam Strip