Landson Adjustable Lumbar Lower Back Support Massage Brace Self-heating Magnetic Therapy Belt Relieve Pain And Stress- One Size Fits Most High Quality Fabric,not the ball,not sticky hairs,comfortable and breathable,exquisite and beautiful,delicate and wear-resisting Support and Reliever stress,The part of the back waist widening design,protect the waist,at the same time maintain the waist temperature, make muscles always remain nervous state,steel support is not easy to hurt Natural close body,sports without pressure. Correction and Repair.Heating and Keep warm. Adopt the EVA elastomer material, absorb sweat and it is not hot,prevent the waist to become wet Wear your brace at work, home or the gym without anyone seeing it. Designed to be slim and light, your belt works neatly beneath your clothes without revealing a single bump or bunch. With dual adjustable straps and strong velcro grip, your brace stays securely in place as you do the most vigorous of activities.