Experience the perfect blend of firm support and comfort with the Lucid 12-inch Medium-Firm Gel Memory Foam Mattress. The mattress features layers of firm and memory foam that provide superior support while contouring to your body's shape for optimal comfort. Infused with cooling gel and ventilation channels, this mattress ensures a cooler and more comfortable sleep environment. CertiPUR-US certified and backed by a 10-year warranty, this mattress is both hypoallergenic and durable. Dimensions: