The Sailvan twin memory foam mattress combines exquisite geometric jacquard fabric with ergonomic design, featuring cooling gel-infused memory foam and supportive base foam for pressure relief and spinal alignment. This 8 inch CertiPUR-US/Oeko-Tex certified mattress reduces motion transfer, and arrives compressed in a box with 72-hour expansion time, backed by a 100-night trial and 10-year warranty for risk-free comfort.