Serta Mattress Cascade Range Extra Firm Mattress - Full

The Serta Mattress Cascade Range Extra Firm Mattress in full size delivers exceptional support through its Q4 Support System featuring 860-density 4-in-1 coils that distribute weight evenly while promoting lasting durability. The innovative 5-zoned comfort design alternates between firm and plush areas to cradle your body's natural curves, providing targeted support where you need it most. CoolFeel fabric technology works actively to regulate temperature throughout the night, while a layer of Serta HD Support Foam balances cushioning with structure for truly restorative sleep. Compatible with adjustable bases, this extra-firm mattress adapts to your preferred sleep position, making it ideal for back sleepers and those who prioritize firm, supportive comfort that maintains proper spinal alignment night after night.