Catit Design Senses Comfort Zone is excellent for stimulating and pampering cats of all ages. This unique product has a special therapeutic cushion that can be cooled to comfort or heal your cat. It"s ideal for felines who need to chill out on a warm day or arthritic cats seeking a cool surface to ease inflammation. It also has a multi-purpose massager that provides intense rubbing pleasure to the head, neck and face. In addition, it has a gum stimulator for massaging and cleaning teeth and gums. Comfort Zone"s elevated design allows you to place additional Catit Senses circuits (sold separately) underneath for added sensory stimulation and exercise.