Serta Perfect Comfort Oxygen Firm King Mattress

Experience firm support with the Serta Perfect Comfort Oxygen Firm Mattress, a leading best mattress for 2025 for those who love a solid sleep surface. Featuring CoolFeel™ fabric and PerfectPure™ Fiber for breathability, this firm mattress includes 1″ Perfect Conform™ Graphite Memory Foam and a 1250 – 5 ZoneActive™ Coil system for robust support. With QuiltLoft™ Memory Foam and Serta® Support Foam, it offers a comfortable yet sturdy option for back and stomach sleepers, making it a top choice for perfect comfort.

• Covered in CoolFeel™ Fabric and PerfectPure™ Fiber for airflow and softness.
• Includes 1″ Perfect Conform™ Graphite Memory Foam for adaptive firmness.
• Features 1250 – 5 ZoneActive™ Coil (8″) for robust support and durability.
• Enhanced with .5″ QuiltLoft™ Memory Foam for a touch of comfort.
• Incorporates 2″ Serta® Support Foam for added firmness.
• Supported by .5″ Support Foam for a strong foundation.