The Jason 550 GSM Australian Wool Reversible Underlay is designed to add a new dimension to the bed and enhance the warmth and comfort of your mattress. Made from the finest Australia washable wool, this underlay is fully reversible which makes it ideal for year round use. It features a wool loft that provides warmth for winter nights, and a cotton backing that is breathable to keep you cool in the summer. It is machine washable for easy care and maintenance. Sleep in ultimate comfort with the Jason bedding range, available at Harris Scarfe today.