Serta Pinehurst Double Sided Cotton and Foam Mattress, Queen, Antelope, Made in the USA Serta Futons feature Cottonique which combines selected grades of cotton with polyester for a unique, durable blend Serta futons are more resilient, more comfortable and yet surprisingly light The Serta Pinehurst is a 6" mattress built for years of comfort Constructed with 3 layers of heavy weight cotton fiber blend around a 1" core of high foam and a 2" core of "Storm" Machine lace tufts and true box casing construction complete the Pinehurst which is made in the USA Lace Tufted for Superior Comfort 6-Inch Mattress with 1-inch of Foam, 2" of Storm (Wolf's foam replacement pad) and 3-inch of Cotton/ Polyester Blended Padding Firm Support Box Border Construction for Tailored Look Made in the USA