Vergo Comfort 12-inch Premium Visco Elastic Memory Foam Mattress (Queen) 12" high profile with premium grade memory foam, 2.5" comfort layer and 9.5" support layer. Open-cell technology keeps the mattress cool and prevents lasting body impressions. CertiPUR-US certified to assure mattress has been tested and certified by an independent laboratory to meet specific criteria for physical performance, indoor emissions and environmental stewardship. Mattress comes compressed and rolled for easy shipping & handling and expands upon unpacking. Includes machine washable stretch knit jacquard cover with non slip bottom and removable zipper. Memory foam protector cover inside.