Sersper 12-in Medium Full Gel memory foam Mattress in a Box

12-in Medium Full Gel memory foam Mattress in a Box. Bamboo charcoal memory foam neutralizes odors and adapts to body contours for natural comfort.. Fiberglass-free, CertiPUR-US certified foam prioritizes safety and durability without compromising affordability.. Advanced motion isolation maintains sleep continuity by absorbing partner movements effectively.. Reinforced edges offer consistent medium-firm support across all sleep positions.. Breathable cover and cooling foam technology regulate temperature for sweat-free rest.. Hassle-free setup: compactly shipped mattress expands to full size within 72 hours.. 10-year warranty, 100-night trial & 24/7 customer support.