Natural Cherry Stone Filling: The pillow is filled with natural cherry stones, which retain heat effectively. When heated, it provides soothing warmth that can help relieve tension, soothe aches, and promote relaxation. Versatile Use: This pillow can be used for various purposes, including as a heating pad for sore muscles, a cooling pack when stored in the fridge, or as a comforting companion for babies during sleep or when they are feeling unwell. Soft and Comfortable Cover: The pillow typically features a soft, gentle cover that is comfortable against the skin. Many models come with removable and washable covers for easy maintenance and hygiene.