Self-Heating Vest Back Brace Support Belt Lumbar Support Back Brace For Lifting,Back Pain,Sciatica,Scoliosis,Herniated Disc Adjustable Support Straps Specifications Material:Breathable Fabric,Magnets Color:Black Size:M/L/XL(Optional) Size waist(cm)height(cm)weight(kg) M 60-80cm 135-160cm 40-55kg L 75-90cm 155-175cm 55-65kg XL 85-100cm 170-185cm 65-85kg feature: Material:The magnetic posture corrector is made of breathable and lightweight fabric. Magnetic therapy posture corrector:The posture corrector contains 62 magnets,which can massage the back and waist.By training the muscles and spine to restore natural alignment,it can help you relieve back and waist pain. Back and shoulder support:recommended for rehabilitation after hernias,intervertebral disc deformation,scoliosis,kyphosis,spondylosis,eccentric pain,spinal fractures,thoracolumbar diseases and injuries. Full backrest design:The full backrest design can support your shoulders,upper back,waist,waist and even arms. Ergonomic design:We use an ergonomic design under the armpits,which is comfortable to wear,and the double pull straps are fully adjustable for a perfect fit. Easy to use:Based on ergonomic design,with adjustable shoulder straps to adapt to posture correctors Easy to clean:This back support vest can be completely cleaned. For best results,wear the brace for 20-40 minutes every day for the first week.Then add 20 minutes a day to 2 hours a day.It can be worn when watching TV,working on a computer,or studying. Package Included: 1*Magnetic Back SupportThe adjustable hook and loop buckle can be quickly loosened or closed,and the tightness can be adjusted freely.The 3 size changes can be widely adapted to most users to customize the fit. Effectively help improve microcirculation,promote blood circulation,relax muscle fatigue,and relieve pain related to joint and back problems. Built-in magnet,fast heat dissipation,long-lasting heating effect. It can be used to support the shoulders,back and waist,maintain a better posture,and improve sleep quality and physical health. The breathable and soft fabric is comfortable and skin-friendly.Wearing for a long time in all seasons will not cause any irritation to your skin.