This is an XL Twin (38" x 80") brand new mattress that was a floor sample on our floor. Excellent condition. We have two medium firm and two firm available (firm is hardest). Cooling Copper memory foam and pocketed coils. Shipping in Cash or free pick up. This is a very high end mattress. See the picture for details about the various layers. We have several others available in XL Twin also so please see our other auctions if this doesn't fit your needs.