back stretcher, lumbar back pain relief device, multi-level back massager lumbar, pain relief for herniated disc, sciatica, scoliosis, lower and upper back stretcher support jumpow from kinper - lumbar back pain relief device<br>if your spine is not balanced, you will inevitably have problems in your back, your neck, your shoulders and even your joints. <br>kinper back stretcher is specially designed to improve posture and relieve back pressure. restore the natural curvature of the back.<br>lightweight & compact & portable, relieve muscle pain and stress!<br><br>function:stretch your back and relieve stress. let the spinal return to the natural lines and correct postural imbalances. <br>supportive: suitable for herniated, compressed or bulged disk, spinal stenosis, sciatica and chronic back pain etc.<br>strong and hardwearing: made of very tough abs plastic, reliable quality and long service life. can withstand 330lb(150kg) weight.<br>multi-level design: the back massage stretcher has 3 height-adjustable devices.<br><br>how do you install the tool? (the instructions are in the package)<br>1.use your knees against the bottom and press the shelf alignment slot with both hands.<br>2.finger pressure on the lumber panel adjustment gently slide into the appropriate gear.<br><br>notes:<br> the back stretcher device can bear up to 150kg(330lb).<br>using the device 1-2 times a day for 5-10 minutes a session.<br>levels 2 and 3 should only be used after you are comfotable with level 1. <br>if you have physical discomfort and have recently had surgery or a back injury. be sure to consult your doctor before using the product.