Outer cover for probably The World's Most Comfortable Dog Bed... What's better than a great night's sleep? Not much hey! We offer your dog exactly that. In response to body heat and pressure our premium bed adjusts to the contours of your dog's body evenly distributing their body weight, returning to its original shape once your dog leaves. What Is Memory Foam? Designed in the mid-60's by NASA for airplane seats, it is made from viscoelastic. It's highly energy absorbent, soft and extremely comfortable. There are differing grades of memory foam, each providing differing levels of comfort. Benefits of Memory Foam? It improves sleep. It relieves painful pressure points. Elderly dogs and dogs with arthritis and other joint concerns need thick, supportive beds. They should provide plenty of push back rather than sinking when the dog lies down. For dogs prone to bladder leakage our beds are perfect as they're waterproof and fully machine washable. Is your dog suited to The Dog's Bed - Memory Foam? All dogs have different sleeping styles. Before you purchase a dog bed, observe your dog in his napping position. In terms of maximum support, tests have found that memory foam offers the highest level of support and comfort. If your dog is a chewer and you want the luxury of memory foam for your dog then rest assured we stock Replacement Covers for accidents:) Dogs that are hard core 'nesters' prefer a plush style bed style. If your dog seems to like to use a pillow for his head he might like a bolster bed. A bolster bed can also be a good option for a dog that likes to lie on his side, as long as it's big enough. Dogs who flop down and spread out also love our memory foam bed. And of course all lazy dogs too:) - and why not? We're always here for you - drop us a message at any time.