NWOT. This super soft, flat designed and skin-friendly 12”x21” black cat heating pad by Cuckool has a washable cover and has a 7" x 13" removable sectional chamber insert pad which is filled with flaxseed, releasing comfortable moist warmth/heat help reduce pain in your back, neck, joints and muscles. Unique and Heartfelt Gift for Cat Lovers. Please see all pictures fir items condition and for full details. Message with any questions or concerns prior to purchase since cancellations/returns are not offered with this item. Shipped with extra care from a smoke free, pet friendly home.