Inversion boots, or gravity boots, are fitness gadgets that wrap around your ankles, allowing you to hang upside down from a bar. They are used in inversion therapy to apply traction to your back with the goal of decompressing the vertebrae of your spine. While inversion boots were popular in the discount uggs 1921 outlet 1980s, proponents of inversion therapy have largely replaced boots with inversion tables, devices that tilt your body at an angle without requiring you to hang completely upsid