Serta Perfect Sleeper Ultimate 12" Twin XL Mattress - Extra Firm, Cooling Gel Memory Foam, Pocket Innersprings for Motion Isolation, Edge Support, CertiPUR-US Certified - Oasis Sleep - 500108781-1020

• UPC   747935970595
• Cool Twist Gel Memory Foam - This unique design features cooling gel swirled into premium memory foam. This breathable memory foam helps enhance airflow and heat dissipation for a feeling that can only be described as a cool, contouring type of comfort Utilizes a 1 inch layer of Serta's PillowSoft Aire Soft Foam - This foam provides enhanced cushioning for exceptional comfort and promotes airflow through its unique, gently rippling design 3 Zoned Coil Design - This 850-coil density system offers three support zones with targeted support for your lower back and hips and cradled comfort everywhere else BestEdge Foam Encasement technology - This provides an extra-deep foam rail to help reduce edge roll-off and extend the sleep surface Compatible with most frames - Including: traditional frames, box springs, platform frames, slatted frames, bunky boards, and adjustable frames