Feature: 1. Warm and protect abdomen and waist, they are equipped with magnetic physiotherapy spontaneous heat gasket. 2. It can provide hot therapy for back pain, muscle soreness, cramps relief and injury recovery. 3. Supported by 5 aluminum plates, stable and not easy to deform. Can be used effectively. 4. This heated waist belt can also be used on abdomen to relieve menstrual pain or stomach discomfort. 5. It can even tighten to shoulder, neck, waist, elbow, ankle, knee or wrist to relieve the pain or relax them. 6. Medium, large and extra large can be selected, you can choose the suitable one as your actual needs. Specification: Features: Warm and protect abdomen and waist, they are equipped with magnetic physiotherapy spontaneous heat gasket. It can provide hot therapy for back pain, muscle soreness, cramps relief and injury recovery. Supported by 5 aluminum plates, stable and not easy to deform. Can be used effectively. This heated waist belt can also be used on abdomen to relieve menstrual pain or stomach discomfort. It can even tighten to shoulder, neck, waist, elbow, ankle, knee or wrist to relieve the pain or relax them. Medium, large and extra large can be selected, you can choose the suitable one as your actual needs. Specifications: Material: Cloth Color: Black Size: M / L / XL (Optional) Package Size: 39.5 * 23 * 4.5cm / 15.6 * 9 * 1.8in Package Weight: M: 352g / 12.4oz L: 357g / 12.6oz XL: 358g / 12.63oz Package List: 1 * Heated Waist Belt Package List: 1 * Heated Waist Belt