The plush Blue Lagoon Nights 13.5’’ mattress offers a better restorative sleep experience with its innerspring design. Enjoy cool, contouring comfort with the Cool Twist® Gel Memory Foam, which enhances airflow and heat dissipation. The PillowSoft® Aire foam layer promotes airflow through its unique, gently rippling design, keeping you comfy all night long. Cushion Quilt™️ foam adds additional softness to your sleep. Experience increased lower back and hip support from the Gel Band Support system, while the 825-coil density system minimizes motion transfer. This mattress is topped with an anti-bacterial, cool-to-the-touch cover made with CoolFeel™️ fabric, helping side sleepers achieve perfect sleep. Being CertiPUR-US® Certified, rest assured knowing our foam materials are free from harmful chemicals and gasses.