The 8" ViscoClassic #616 King Natural Futon Mattress features a soft surface feel with an extraordinary support from a full 3" layer of pressure relieving memory foam. This king size futon mattress includes two layers of convoluted foam and is wrapped in a blanket of our exclusive 100% densified polyester fiber for added feel, stability, and longevity.With dimensions of 76" x 80", this single-sided futon mattress provides comfort while sleeping or sitting. The memory foam molds to the body in response to heat and pressure evenly distributing body weight. Once the pressure is removed it returns to its original shape. The two layers of convoluted foam ensure the ViscoClassic provides comfort.Designed with a focus on soft surface feel, this mattress offers natural colored futon fabric made from 55% Cotton/45% polyester materials. The 8" visco memory foam and foam construction provide exceptional support and pressure relief.