Pet Dreams Plush Ortho-bliss 100-Percent Memory Foam Dog Bed Memory foam molds to body heat & weight, relieving pressure points & improving circulation: recommended for older dogs, large dogs & arthritic dogs. Ortho Bliss memory foam dog beds are clinically proven to provide greater support for your dog than egg crate foam & are filled with memory foam clusters. The only thing cheap about this memory foam bed is its price: our exclusive patent pending interior channels keeps the fill in place. High quality pet bed cover is machine washable. Memory foam molds to body heat & weight, relieving pressure points & improving circulation: recommended for older dogs, large dogs & arthritic dogs. Ortho Bliss memory foam dog beds are clinically proven to provide greater support for your dog than egg crate foam & are filled with 100% eco-friendly memory foam clusters. The only thing cheap about this memory foam bed is its price: our exclusive patent pending interior channels keeps the fill in place. High quality pet bed cover is machine washable.