MEMORY FOAM: The EHEYCIGA orthopedic dog bed features memory foam and egg crate foam to provide even support and pressure relief. It offers a good balance of softness and support, making it particularly suitable for elderly dogs to alleviate joint pressure. SOFA BED DESIGN: This bolster dog bed is designed with 3-sided bolsters to offer additional support for your pet s neck and head, promoting restful sleep. The surrounding sides encourage your dog to snuggle in and enjoy a comfortable night's rest. WATERPROOF COVER: A waterproof film is positioned between the fleece surface and the bottom fabric, ensuring the dog bed remains dry. However, the faux linen sides are not waterproof.