Every cat hopes to have a cave to call its own someday. The Aspen Pet? Kitty Cave for cats create a warm and secure enclosure for your cat to snuggle in and call home. The curved top is made from high-quality shaped foam to hold the cave's "mouth" open with a base filled with comfy high-loft recycled polyester fiber fill. The Kitty Cave is a great cat cave, especially for burrowers and cuddlers. Suitable for cats of all ages and sizes.