Modern Sleep Revel 12" Memory Foam Mattress: * 3 separate layers of foam * Creates an ultra-plush surface that never sacrifices support * Super-soft cushion foam on the surface * Durable support foam underneath * Ensures proper spinal alignment * CertipurUS certified * Free of any harmful materials * 25-year warranty * Twin: 75" x 39" * Twin XL: 80" x 39" * Full: 75" x 54" * Full XL: 80" x 54" * Queen: 80" x 60" * King: 80" x 76" * California King: 84" x 72" * Beds sold separately. See our assortment of beds. * Bed frames sold separately. See our assortment of bed frames.