From BodiPEDIC, the 2-Inch Cooling Gel Memory Foam Mattress Topper with Graphene Infused Cover features: 2-inches of AeroFusion memory foam adds a layer of rejuvenating support to relieve pressure points Circular knit cover is infused with graphene for cool to the touch comfort and features DuoDefense water and stain protection technology Aero Fusion Ventilation Technology provides maximum air flow and breathability for cooler rest Odor free memory foam meets CertiPUR-US standards for content, emissions, and durability, and has been analyzed by independent, accredited testing laboratories Anti-skid bottom fabric helps ensure the topper stays in place atop your mattress Ventilated AeroFusion gel-infused memory foam provides exceptional pressure point relief while the luxurious cover  Memory foam fill  Twin approx. 74" L x 38" W x 2" H; weight 8.1 lb.  Twin Extra Long approx. 79" L x 38" W x 2" H; weight 8.7 lb.  Full approx. 74" L x 53" W x 2" H; weight 11.5 lb.  Queen approx.  79" L x 59" W x 2" H; weight 13.7 lb.  King approx. 79" L x 75" W x 2" H; weight 17.1 lb. California King approx.  83" L x 71" W x 2" H; weight 17.9 lb.  Fabric Content: Polyester, Polyamide  Cover: Remove cover and machine wash and dry. Foam: Spot clean only. Do not machine wash or dry. Use mild detergent, no chlorine bleach. Allow to air dry away from direct sunlight and heat 5-year limited warranty Imported.