Firm | Beautyrest Black Hybrid Series Three XCS Mattress

Combining advanced structural support with specialized pressure-relieving foams, this firm hybrid mattress offers a deeply supportive and cool sleep surface. Designed with triple-stranded coils and high-density memory foam, it balances motion isolation and temperature regulation to maintain proper spinal alignment throughout the night. Available in Twin XL, Queen, Split Head Queen, King, and Split Head King sizes.

• Triple-Stranded Pocketed Coil® Technology: Delivers individualized support and motion separation, preventing sleep disruptions from partner movements to promote uninterrupted, restorative sleep cycles.
• Advanced BlackICE® Max Cooling: Integrates specialized cooling technology that provides 30% more cooling power to dissipate body heat and maintain an optimal microclimate for deep sleep.
• Firm Pressure-Relieving Foams: High-density FORM™ HD material cradles the body to alleviate joint and back pressure while preventing the feeling of sinkage.
• Cool-to-the-Touch Sleep Climate™ Surface: Uses thermal-conducting fibers at the mattress surface to help fall asleep faster by lowering ambient body temperature.
• Spinal Alignment for Healthier Rest: Promotes neutral posture for back and stomach sleepers, reducing morning stiffness and supporting muscle recovery.
• Versatile Sizing & Adjustable Base Compatible: Available in Twin XL, Queen, Split Head Queen, King, and Split Head King sizes, making it ideal for standard frames or split-head adjustable bases.

Dimensions: 
74.5″L x 60″W x 14.5″H