ANWA Dog Bed Just like puppies feel safe and at home in their cages, a dog bed is a place where adult dogs can be the master of their domain. The rest of the house belongs to the people in it, and a dog can often feel like a second-class citizen. If he or she has a bed it gives them a place they can retreat. Dog bed size: 29 x 25 INCH Available. Weight: 30-65 lbs, Sleeping on a floor or other hard surface can be damaging to a dog?s health. An ANWA dog bed for large dogs is perfect for this problem, The raised rim of the large dog bed creates a sense of security and provides head and neck support.