Excellent quality mattress set, 2 years old and in excellent condition, no stains or tears, used as just a guest bed in a spare bedroom and mattress is very comfortable, it's a Sealy Posturepedic Prestige Diamond Supreme. Also includes a box spring and standard solid metal bed frame with center support beam. Note: wood bed frame / headboard not included / not available Selling the whole set for $250 (original price $749) or can sell just the mattress for $200. Delivery also available for an extra $50. More info from online: The Sealy Posturepedic Diamond Supreme Plush mattress gives you the right combination comfort, pressure relief and support. A layer of gel memory foam adds additional body-aligning support and increases mattress durability. The Sealy Posturepedic Diamond Supreme Plush mattress features a gel memory CoreSupport and trade; Center, adding additional support in the center third of the mattress. The Sealy Posturepedic Diamond Supreme lines offer the best combinationt in the center third of the mattress. The Sealy Posturepedic Diamond Supreme lines offer the best combination of support and comfort for a better night sleep.