[Upgraded Heating Pad with Belt] This heating pad has a belt design, and the strong adhesive belt straps the heating pad tightly to the waist, freeing the hands. You can enjoy it while reading, watching TV, or doing yoga without worrying about it falling off. It is worth mentioning that the large area belt has a length adjustment function, the perfect size for most people. 7.2 feet (2.2m) [Effective in relieving pain and muscle soreness] Our heat pads can be used with dry heat therapy or wet heat therapy by spraying a fine mist on the surface of the mat, such as the back, neck, shoulders, abdomen, legs, or even joints, which helps to improve blood circulation. You can enjoy a high degree of relaxation in your home, office, gym or camping. Heat pads for back pain are ideal for the elderly, office workers and sports enthusiasts. [Rapid heating and advanced reliable technology] The built-in heating copper wire distribution of the heating pad, can achieve heating in a few seconds, quickly reach the required temperature and provide enough heat. The hot pad adopts advanced PTC wire overheat protection technology. If the temperature of any part of the hot pad exceeds 60C / 140F, the hot pad will automatically close immediately. [6 Heating Settings and auto off] With 6 heating Settings ranging from 40 C to 60 C (104 F to 140 F), you can set the most suitable temperature for your condition for deeper penetration and more effective relaxation. With four timer modes ranging from 30 to 120 minutes, the heating pad will automatically turn off when the set time is reached. These user-friendly features can be easily accomplished on this easy-to-use controller with a clear digital display. [Soft Fabric and machine washable] The heating pad is made of high quality fabric, soft and warm to the touch, giving you great comfort while effectively holding heat. After removing the controller, the heating pad can be machine washed in water 40 to maintain hygiene and use comfort.