Is your dog old or young, which already has some diseases such as arthritis for example? For the latter, there is a dog bed that is designed with special construction features, which are made with high-tech materials.
They aim to give your dog greater comfort and support. If you want to buy the best bed for old dogs then you can order it online via betterworldpets.com/collections/dog-beds and get it on your doorstep or you can visit various other sites.
Also, think about dogs that are very big and heavy with joint problems. Their beds must be made of a strong and tough base to prevent the appearance of sore spots if the bed is made of easily flat material
Another important thing is the style of sleeping that matches your furniture. One solution is a sofa bed but it is not very stylish but they provide back support for your dog or a place where your dog can hang his head and watch you.
Some dogs sleep in various places in the house, so it might be a good idea to have a second bed for him if you don't want to have dog hair on your couch.
Some other dogs often get dirty so their beds need to be washed often, so the best solution for you is a bed that has a cover, is easy to a zipper and is washed in the washing machine.