About this item - EGG CRATE MEMORY FOAM: Double-layer foam construction with top egg-crate memory foam offers softness and pressure relief, ideal for senior dogs needing extra cushioning. - L-SHAPED DESIGN: Unique L-shape provides neck and head support for more restful sleep. - WATERPROOF & BREATHABLE: Waterproof film between flannel and bottom fabric protects the bed; linen-like side adds breathability (not waterproof). - SOFT FLANNEL & NON-SLIP: Super soft flannel sleeping surface for comfort; nonskid bottom keeps bed stable. - EASY CLEAN: Removable cover with zipper, machine washable (foam not washable). Allow 24-48 hours for full rebound after unpacking.