Serta Mattress Cascade Range Extra Firm Mattress - Twin

The Serta Mattress Cascade Range Extra Firm Mattress in Twin size delivers exceptional support through its Q4 Support System featuring 860 density 4-in-1 coils that distribute weight evenly for years of reliable comfort. The 5-zoned design alternates between firm and plush areas to naturally contour to your body's curves, while the CoolFeel fabric keeps you comfortable throughout the night with advanced cooling technology. A layer of high-density support foam provides the perfect balance of cushioning without sacrificing firmness, making this mattress ideal for back sleepers and those who prefer a more supportive sleep surface. Compatible with adjustable bases, this mattress adapts to your lifestyle, whether you're reading, watching TV, or finding your perfect sleep position.