Home Mattresses Organic Mattresses Organic Mattresses Organic beds have a firm base layer of 100% British wool, teased to make it soft to the touch. Topped with a deep-cotton rich layer, mixed with spun polyester. Finished with a blended cotton and wool cover. Organic mattresses, with their extra thick layer of hand sewn ventilating cottons, keep you warm in winter and cool in summer. Shop the collection now for a variety of UK and special bed sizes. There are no products matching the selection.