Whether you're an athlete with sore muscles or someone who has struggled with chronic neck pain for years, you know that stiffness and discomfort can hold your whole life back. Fortunately, family relief may be easier than you think. Use the DONECO King side heating pad to make muscle pain a problem of the past! At 22 "x 22", providing maximum coverage of the lower back, shoulders, legs and other large muscle groups, providing maximum relief from the heat of relaxation therapy. Because it heats up in seconds, you'll experience the comfort of rapid release when you need it most. Equipped with LCD controller, you can switch between 4 different temperature Settings to find the most suitable temperature for you! After continuous use for 2 hours, the machine automatically shuts down to save energy and prevent burns. Made from an incredible soft plush material, it provides incredible comfort and is even safe in the washing machine! At DONECO, we care about your health and safety as much as you do! That's why we use a mixture of micromink and polyester. They are strong, durable and safe for sensitive skin. Powered by 120V, our pad is something you can always count on. Why did you choose our DONECO King side heating pad? -- wavy 22 x 22 "pads, oversized feet, back, waist, shoulders, legs and other large muscle groups -4 temperature setting - in LCD control - safe in the washing machine - soft and comfortable materials