King Mattress 12 Inch King Size Memory Foam Firm Mattress Fiberglass Free, Breathable and Supportive , Pressure Relief and Comfortable Rest – Arrives in a Box for Convenient Shipping and Easy Setup

【Fiberglass free】 Once, we had used fiberglass; Long long ago, we haven’t been using fiberglass any more. You and your family’s health is our primary concern and protection.
【MATERIAL & CONSTRUCTION】: Iyee Nature 12 inch king firm mattress gel memory foam mattress is designed with three layers all-foam system, including 2.5″ gel memory foam, 2″ of High hardness confortable layer,7.5″ high density base support foam for ultimate comfort.
【COMFORTABLE & BREATHABLE】: Iyee Nature king size mattress All-foam bed design combined expertise and the best materials with advanced sleep technology. Memory foam conducive to continuous airflow & breathable; skin-friendly fabrics adapt to the environment to keep the mattress surface at the ideal sleeping temperature; Buoyant, no-sink support foams adapt and conform to your body for optimal pressure relief; Specialized foams reduce motion transfer of a partner so your sleep is undisturbed.
【HEALTH & HYPOALLERGENIC MATTRESS】: The foam and memory foam materials has been certified by CertiPUR-US and Oeko-Tex Standard 100 without harmful substances like formaldehyde, mercury, and other heavy metals. You can rest assured to use a king size mattress in order to pursue a stable sleep[Warranty]: Iyee Nature king size mattress is a kind of mattresses specially designed and produced by us. We are a manufacturer specializing in the design and production of mattresses. We also have a professional production R&D and QC team. Our mattresses have a 10-year warranty. If for any reason you are not satisfied, please feel free to contact us. Note: Please wait up to 72 hours after opening the mattress, the mattress will return to king size mattress and eliminate the smell