Sell Fitness Back Stretcher With Magnet Lumbar Adjustment support Massager Spine Posture Corrector device Neck Pain Reliever best price

Product description: This product is based on the principle of arc stretching, it can help you relieve waist pain, fatigue, waist weakness, waist stiffness, lumbar disorder problems, lengthen the waist muscle lines. 📘Features: 1. The 3 gears are adjustable and the angle with the rear bow can be adjusted as needed to suit your waist exercise needs. 2. Simulation finger massage, acupuncture touch, advanced PP material, durable, there are 150 massage contacts. 3. Arch stretching, for stacking and sitting. 4. Let the waist return to its normal 26 degree physiological curve. ✨Technical data: -Material: PP -Product color: random color -Product design: 10 magnets -Product size: 380 * 250mm -Product function: correcting the spine, improving the hump / waist acid 📄Instructions: 1. Put the item on the bed or stall, adjust the appropriate tensile strength. 2. Place the device behind the buttocks with the back of the product facing the buttocks. 3. Lie down slowly. 4. Correct posture: sideways and shoulder support. 📘Comments: * Due to the different monitor and light effect, the actual color of the item may be slightly different from the color shown in the pictures. Thank you! * Please allow slight measurement deviation due to manual measurement. 📄Precautions: People who are unwell, who have recently undergone surgery or have back injuries, please consult a doctor before using this product