[Removable & Washable Cover - Comfpack back heating pad consists of an inner pad and a soft sleeve After use the soft cover can be removed for washing to ensure cleanliness and hygiene. When heating you can just put the inner pad in microwave instead of heating it as a whole like other back pads which can avoid burning out during microwave heating. Ultra Soft & Comfortable - Comfpack microwavable heating pad for lower back features an incredibly soft and luxurious texture providing ultimate comfort and coziness against your sensitive skin. With it’s double-sided design this heating pad will swiftly deliver comforting warmth during the winter season give you a warm hug for your lower back. 100% Natural Fillings for Long-lasting Heat - The back heating pad is filled with natural fillings retaining heat longer for relaxation. With segments design Comfpack lower back heating pad provides evenly distributed heat and microwavable fillings inside weigh enough to provide slight soothing pressure on painful areas while keeping the hot wrap in place. Natural Pain Relief - Comfpack back heating pad provides natural moist heat therapy perfect for lower back pain cramps and stiffness chronic arthritis menstrual pain sore muscles. An ideal gift for your loved one. Cordless & Safety - Cord-free allowing full mobility and ease of use without needing a power outlet. No risk of electrical malfunctions or burns from prolonged exposure to heating elements. "Comfpacks Promise - Come with sealable storage PE bag to prolong the usage lifetime and isolate the fridge odor. If you are not satisfied wiith the product please come to us we will immediately solve all your questions."]