Kizreo Firm King Size Mattress 12 inch Hybrid Mattress in a Box for Back Pain Relief and Cooling Sleep with Gel Foam Fiberglass Free Cover, CertiPUR-US Certified

365-Night Confidence Trial - Sleep Soundly, Risk-Free Try our Kizreo King Mattresses for a full year - love it, or return it. Engineered with hybrid technology (update pocketed coils + cooling gel memory foam), this medium firm king mattress adapts to your body's curves for personalized spinal support. CertiPUR-US certified and free from harmful chemicals, it's the safest choice for children and adults. Stay Cool, Sleep Deep - Advanced Temperature Management Enjoy consistent comfort with our breathable 3D knit fabric and phase-change gel layers that actively dissipate heat. The open-cell foam structure promotes airflow, keeping you cooler than traditional memory foam. Say goodbye to night sweats and hello to uninterrupted, refreshing sleep with our 12 inch king mattress. Minimal Motion Transfer - Undisturbed Rest for All The individually wrapped springs of this king memory foam mattress absorb and isolate movement, creating a peaceful sleep environment. Whether you sleep solo or with a partner, wake up feeling rejuvenated, not disrupted. Perfect for light sleepers, couples, or restless kids. Engineered for Years of Support - Precision-Crafted Durability Unlike cheap hybrids that sag, our cooling gel king mattress’s multi-layer foam + reinforced coil system resists sagging for 10+ years. The edge-to-edge support prevents roll-off, while the Kizreo hybrid design targets shoulders, hips, and lower back. Sleep deeper, live better. Easy Setup, Lasting Comfort - King Size, King Convenience Your Kizreo King Mattress arrives in a compact box, making setup a breeze. Unroll, unwind, and watch it expand to 12" in 24-72 hours. Backed by a 10-year warranty and our 365-day trial, it's comfort designed for your lifestyle.