JERFIT King Size 8 Inch Cooling Gel Memory Foam Mattress, Medium Firm Support with CertiPUR-US Certified Foam, Bed in a Box, White Gray

JERFIT Multi-Layer Cooling Comfort: Features a PCM cooling cover, gel-infused memory foam, and breathable support layers for temperature regulation all night. Optimal Spinal Alignment: Medium-firm feel with adaptive foam layers that relieve pressure points and support proper back alignment for side and back sleepers. CertiPUR-US Certified Foam: Independently certified to be made without harmful chemicals, ensuring a safe and healthy sleep environment. King Size Perfect for Master Bedrooms: Generous 76" x 80" dimensions provide ample space for couples or individuals who enjoy stretching out. Expands to Full Size in 72 Hours: Easily unbox and position the mattress; it will decompress to its complete 8-inch height within 24-72 hours. Convenient Bed-in-a-Box Delivery: Shipped compressed in a manageable box that easily fits through tight hallways, staircases, and doorframes. Easy Solo Setup: Lightweight design requires no special tools or movers; simply unroll the mattress onto your bed frame or foundation. Durable High-Density Base Foam: A 4-inch core support layer provides exceptional stability and extends the overall lifespan of the mattress. Breathable Hypoallergenic: The soft, airy foam construction resists allergens and promotes air circulation for a fresher sleeping space.