Brentwood Home 4-Inch Gel Memory Foam Orthopedic Pet Bed, 100% Made in USA, Waterproof, CertiPUR-US Price: $50.00 (as of 18/10/2017 03:54 PST- Details)

Advanced gel memory foam stays cool while relieving body aches, joint pain, hip dysplasia and arthritis
Therapeutic base foam provides orthopedic support
100-Percent Waterproof liner protects against accidents, dirt and liquids