Extra Firm King Mattress 14-Inch: Extra & Medium Firm Dual Side Flippable

Features

• 14 Inch Extra & Medium Firm OptionalThis 2 sides extra firm king mattress lets you flip between extra firm and medium firm so you can match your comfort needs. If youre a heavier sleeper, worry about sinking, or want steadier back support, start with the extra firm side for stronger pushback and less deep sink. Prefer a little more cushion while still staying supported? Flip to medium firm.
• Upgrade 4 Layer Support Memory Foam MattressOur dual-firmness bed mattress built with a 4-layer memory foam to balance comfort and stability, The high-density memory foam structure delivers optimal support for your neck, shoulders, and back. This dual-firmness innovation ensures lasting comfort and stability for a truly restorative sleep.
• Breathable & Cooling Foam with Dual-Side CoverFeatures airflow-enhancing top foam and cooling gel-infused memory foam to help disperse body heat. Includes a removable, zippered dual-sided cover: silk-blend side for a cool touch, and soft fabric side for cozy warmth in cooler conditions.
• CertiPUR-US Certified & Fiberglass-free Inner LinerThe extra firm mattress is CertiPUR-US certified, and the cover is OEKO-TEX certified. A fiberglass-free inner liner wraps very firm king size mattress core to offer comfortable sleep experience, night after night.
• Warm CareYour extra firm king mattress will be in a box for easy delivery and setup. Wait 24-72 hours for your extra firm mattress to fully expand to its original shape. Any light new-foam smell typically fades in 27 days with ventilation. If any issue arises, our U.S.-based customer support team will assist you promptly.