serta pillow top pet bed is backed by the number one ranked mattress company in the world. The Ring Quilt Pillowtop cover provides an extra layer of cushioned support to relieve pressure on your pet's body and joints. Your pet is sure to have a more relaxing, restful and healthy sleep. Overfilled with soft, supportive Pillo-Fill recycled polyester blend which is made from recycled soda bottles, benefitting the environment. Micro Fleece top fabric is soft and cuddly. Easy care brushed micro suede velour cover zips off easily for laundering.