The 8" Double Foam & Cotton #611 Twin Blue Microfiber futon mattress features a medium firm surface feel, two layers of solid 1 1/2" foam for resiliency, cushioning and comfort, and dense "Joy" cotton batting surrounds the foam layer.With an Item Weight of 40.00 lbs, this futon mattress provides an 8 inch thickness and is made from a combination of double foam and cotton construction. The mattress fabric content/mattress covering consists of 100% polyester. The technical specs include 8" Double foam with 2 pieces of 1.5" foam with 40 lbs of Gold Bond Joy cotton batting.The futon mattress is available in various sizes, including a Twin size futon mattress measuring 39" x 75", and is designed to remain firm and durable due to the pre-compressed cotton and foam under maximum pressure while the tufts are installed.