The Futon Shop Premium Organic Mattress Collection: All the pure and natural cotton in this collection is certified 100% organic. Organic cotton represents a return to safe and sustainable practices. We only use Bioflex hybrid foam and memory foam made from soybean oil in these futon mattresses for a premium sleeping experience. 100% pure chemical-free Dunlap Latex natural rubber added to our futon mattresses gives them bounce and support as well as longer life. Virgin Wool provides natural moisture and temperature relief as well as adding natural loft and spring. When you build a mattress with ingredients as good as these, you know you are getting the very best nights sleep and you can rest easy knowing that you've helped the health of mother earth as well as that of your family!