100% Polyester Warm and Quick: Experience comforting warmth even on the coldest nights with this heated mattress pad, which can be easily and rapidly heated to provide the much-needed warmth you desire. Safe and Reliable: The PTC/NTC overheating protection mechanism guarantees the stable performance of the heated pad, while the convenient 10-hour auto shut-off feature lets you enjoy cozy warmth without any worries. Soft and Cozy: This heated mattress pad is wrapped in luxuriously soft coral fleece, providing an extra plush feel that you'll love. Easy-to-Use: Enjoy convenience at its best with this heated mattress pad. It comes with four heating levels, allowing you to customize your comfort with ease. Deep Pocket: This heated mattress pad effortlessly accommodates mattresses up to 18 inches thick, ensuring a secure and perfect fit for your utmost comfort. Brand New, Never Been Used