STURDY AND COMFORTABLEOur back stretcher arch made of eco-friendly ABS polyurethane,with soft rubber mat in the middle, cushion impact force, give your waist better protection. Normally withstanding weight of up to 100kg / 220lbs.EFFECTIVE ACUPRESSURE MASSAGEEquiped with 94 massage protrusions, corresponds your body acupuncture points, massages your lumbar spine while stretching. It's able to help relieve tension & Effective in treating pain from muscle spasms, pinched nerves, herniated discs, sciatica, degeneration, tight knots, excessive flexion and more.ADJUSTABLE 4 DIFFERENT LEVELS4 different height level stretching arch, lumbar stretcher can help you choose the most appropriate and comfortable height in terms of the difference of the human waist curve and ergonomics.you can use our lumbar support everywhere you want when you are at home, office chairs, on cars, planes, yoga mat or anywhere.FITS FOR PEOPLE ALL AGESLumbar relief back stretcher aiming at stretching the entire back, especially for those who sitting all day in front of the computer with little exercise. Our back stretcher can be used whenever you are lying or sitting. Help you to correcting your sitting posture and massage your lumbar spine.WHAT YOU GET1 x Back Stretcher; 1 x Usage Instructions. It can be chosen as gift for your loved ones if they have any issues with back pain or something.