Orthopedic Waterproof XXL Dog Bed: Washable Bolstered Dog Bed - Non-Slip, SilverOrthopedic Egg Crate Foam: With Ergonomic concept, our xxl dog bed features CertiPUR US certified orthopedic egg crate foam; The high density egg crate foam offers balanced softness and orthopedic support, evenly distributes dog's weight, and helps relieve muscle and joint pressure; Ideal bed for dogs at any age and conditions 360 Surrounded Support: This 360 full circle design creates a secure sleeping environment, making dog bed large ideal for dogs