Description:  

This product relies on the principle of arc stretching, can help you solve the waist pain, fatigue, waist weakness, waist stiffness, lumbar discomfort problems, extend your waist muscle lines. 

Features: 

• The 3 gear can be adjusted, and the back bow angle can be adjusted according to needs, so as to suit waist exercise needs. 
• Simulation finger massage, acupuncture touch, advanced PP material, durable, there are 150 massage contacts.
• Arc stretching, for laying and sitting.
• Let the waist return to a normal 26-degree physiological curve.