The 8" Single Foam & Cotton #607 21X39 Twin Loveseat Ottoman Blue Microfiber Futon Mattress features one piece of solid 1 1/2" foam for resiliency, cushioning and comfort with a medium firm surface feel. This futon mattress has a dense "Joy" cotton batting that surrounds the foam layer. The #607 21x39 Blue Microfiber futon fabric is made from 100% polyester. The 8" single foam & cotton construction allows for optimal support and comfort, while the pre-compressed cotton and foam under maximum pressure ensures a firm and durable mattress. With 1 piece of 1.5" foam and 50 lbs of Gold Bond Joy cotton batting, this futon mattress provides excellent cushioning and comfort. The technical specifications are based on the full size futon mattress.The product is made from solid 1 1/2" foam and dense "Joy" cotton batting, providing a medium firm surface feel and excellent support. The Gold Bond Joy cotton batting helps to distribute weight evenly for added durability and comfort. This product is suitable for use as a twin loveseat ottoman futon mattress or in various other applications where a firm and comfortable sleeping surface is required.