Queen Size Gel Memory Foam Mattress Certipur CertifiedExperience cooler nights and deeper rest with a queen size gel memory foam mattress that hugs your body and stays comfortable all night. The gel infused charcoal memory foam helps regulate temperature and relieves pressure points, helping to ease back pain while you sleep. This medium firm memory foam mattress delivers balanced support and plush comfort for all sleeping positionsfrom side to back to stomachwithout sinking too soft or feeling rigid.