JERFIT 8 Inch Twin Memory Foam Mattress, Copper Infused Cooling Gel, Medium Firm, CertiPUR-US Certified, Breathable Cover, Motion Isolation

JERFIT Copper-Infused Memory Foam for enhanced cooling and pressure-relieving comfort. CertiPUR-US Certified foam, ensuring high-quality, durable, and safe materials. Breathable Knit Cover promotes air circulation for a cooler sleep experience. 3-Layer Support System combines plush comfort with a firm, high-density base. Minimizes Motion Transfer, allowing for undisturbed rest even with movement. Ideal for Back and Side Sleepers, offering medium firmness for optimal support. Adjustable Base Compatible for customizable sleeping positions. Expands to Full Size within 24-48 hours after unboxing. Supports up to 375 pounds with robust, high-density foam construction.