Magnetic Back Support Waist Belt Brace Neoprene Lower Lumber Pain (38” long x 6 3/4″ wide)Combines the therapeutic warmth of neoprene and benefits of magnets.16 magnets sewn in back of the support stimulate blood circulation.Provides therapeutic treatment to muscle and back pain or sport-related injures.Supports lower back and eliminates excess water weight.Provides therapeutic relief from chronic back pain. HOW TO WEARWrap belt around the waist.Adjust the support to desired compression and secure with the velcro on the front of support.Be sure the magnets are on the back. APPLICATIONChronic low back painBack strain/ sprain SIZING Measure around the waist. One Size58.4 – 116.8cm (23 -38”)