CertiPUR-US certified (no harmful odors), resitant to dust mites and safe for children - Twin XL Size: 38" x 79". With a 1 inch comfort layer of gel infused cooling memory foam and 4 inches of supportive base foam, its firm feel quickly conforms to the body to support and relieve pressure. A soft, breathable cover creates a cozy air layer at the surface.The item "5 Inch Gel Memory Foam Mattress Dual Layered US Certified Firm Feel Twin XL Size" is in sale since Thursday, February 22, 2018. This item is in the category "Home & Garden\Furniture\Beds & Mattresses\Mattresses". The seller is "h_howard" and is located in Multiple Warehouses. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Uruguay, Viet nam, Antigua and barbuda, Aruba, Belize, Saint kitts and nevis, Turks and caicos islands, Brunei darussalam, Bolivia, Ecuador, Jordan, Cayman islands, Sri lanka, Nicaragua, Peru, Pakistan, Paraguay, Russian federation.