Egg box foam: 3-inch high-density egg foam dog bed evenly distributes the pet’s weight, providing maximum support and comfort for pets of all ages. Sofa bed design: three 3.5 inch side pillows provide additional support for the pet’s neck and head, making it sleep more safely. Comfort points: The sleeping surface (28 “x23”) is made of flannel covering, providing a soft and comfortable sleeping area for dogs or cats. Non slip bottom: The non slip, studded plastic bottom can fix the position of the dog bed, giving the dog a sense of security. Easy care: Removable cover with zipper for easy cleaning. The internal foam has a TPU cover to prevent dog poop and feces from entering.