For backaches, sprain, muscular and joint pains, abscesses, women-related pains (under the guidance of a gynaecologist). Flamingo Orthopaedic Heat Belt Extra gives you a great relief. Safety Features: The heating pad has layers of insulation on both sides for optimum comfort. It also features an in-built twin thermostat which ensures safety. It works on 240V and has three temperature settings for pain relief which you can control using a remote. Size:- XL