Serta Cypress Innerspring Microfiber Futon Mattress: * Plush cedar microfiber outer cover * Natural cotton fiber and high-density foam wrapped innerspring core * Cover is not removable * 2 layers of natural untreaded cotton fiber * 2 layers of high density 1" foam * Tempered steel innerspring * Spot clean cover with mild detergent and warm water * 5-year Serta warranty * Made in USA * Available in a variety of sizes and colors