JERFIT 12 Inch Twin Size Cooling Gel Memory Foam Mattress, Medium Firm Support with CertiPUR-US Certified Foam, Breathable White Gray Cover, Bed in a Box

JERFIT Triple-layer foam construction for balanced comfort and lasting support Gel-infused memory foam layer pulls heat away from the body for a cooler sleep PCM cooling cover reacts to body temperature to prevent overheating during the night CertiPUR-US certified foams ensure safety, durability, and performance Medium-firm feel promotes proper spinal alignment and reduces pressure points Minimal motion transfer allows uninterrupted rest for partners Compressed and shipped in a box for easy delivery and setup Expands fully within 24–72 hours; ready to use with no assembly required Breathable foam layers and cover enhance airflow for a fresher sleep environment