Slate Grey Classic Dog Bed Mattress CoverMade in Great Britain, our mattress covers are comfortable, durable, attractive and machine washable. The wool topper has excellent thermal properties, allowing the body to feel warm in the winter, and cool in the summer. Wool quickly wicks moisture away from the body. It is considered to be hypoallergenichypo allergic, and self cleaning, naturally breaking down bad smelling bacteria. The Slate Grey Tweed is made for us by Marton Mills, a traditional