The okiflex Hybrid foam-encased pocket coil core provides a firm feel and balanced support while the memory foam layers contour to your body for excellent pressure relief. The easily removable, hypoallergenic ice yarn cover with zipper is cool to the touch and helps regulate body temperature while you sleep, no matter what the weather is outside. All of our foams have CertiPUR-US and oeko-tex certifications that ensure they are safe and non-toxic, giving you a clear and healthy nights rest Each night. Includes: one (1) Queen Mattress base layer: 1 inch of high-density PU foam foam encasing: 5. 5 inches of high-density PU foam core layer: pocket coils transition layer: 2. 5 inches of PU foam cushion layer: 2 inches of graphite memory foam Cover material: hypoallergenic, cooling ice yarn zip cover Color: White and Gray certifications: CertiPUR-US and oeko-tex mattress firmness: medium firm hand-crafted details 10 year 365 night trial no assembly required 24 - 48 hours for full firmness Dimensions: 80. 00 inches deep x 60. 00 inches wide x 11. 00 inches high mattress weight: 93. 00 lbs.