Modern Sleep Specialty 8" Memory Foam Mattress: * Great for those who like a firmer mattress * 2 layers of memory foam work together to support your body"s weight * Relieves pressure points in your back and aligns your spine * You wake up feeling refreshed and well rested * Foam is CertipurUS certified, so it is completely safe and free of any harmful materials * 25-year warranty: 10 full, 15 prorated * 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" * Available in various sizes * Beds sold separately. See our assortment of beds. * Bed frames sold separately. See our assortment of bed frames.