Introducing the Serta Perfect Sleeper Enchanting Sleep Firm Hybrid Mattress—a mattress that combines comfort and support for a great night's sleep. With a firm comfort level, it's perfect for those who prefer a solid and supportive feel. The CoolFeel Fabric ensures a cool and refreshing sleep experience, while the Cool Twist® Gel Memory Foam provides a unique blend of cooling gel and premium memory foam for a cool and contouring comfort. The 3-Zoned Coil System with 850-coil density offers targeted support for your lower back and hips, with cradled comfort everywhere else. It's assembled in the USA and comes with a 10-year warranty for peace of mind. Upgrade your sleep with the Serta Perfect Sleeper Enchanting Sleep Firm Hybrid Mattress today!