Sleep tight. This lighweight, flexible mattress is designed to be layered with plenty of plush bedding for a cloudlike sleeping experience. Made from 100% natural materials, including pure Eco-Wool batting and melton wool casing, this bed is extra breathable to maintain comfortable temperatures and wool naturally resists allergens like dust-mites and mildew. Best of all, all of our materials are grown and processed in the US without the use of any chemicals. It's comfort in its purest form.