KOW 8 Inch Twin XL Mattress, Gel Memory Foam Mattress Twin XL in a Box Washable Removable Cover, Medium Firm for Cool Sleeping, Pressure Relief, Fiberglass Free, Made in USA & CertiPUR-US Certified

【THREE LAYERS OF COMFORT FOAM】XL twin mattress have three-layer foam technology: Top layer - 1-inch nano-gel memory foam; Middle layer - 3.5-inch breathable and comfortable foam; Bottom layer - 5.5-inch high flex support base foam. The top layer of gel memory foam offers excellent breathability and heat dissipation, precisely conforming to your body's curves while effectively resisting temperature changes. The high-density comfortable foam maximizes airflow, enhances blood circulation, and reduces joint stress. The bottom layer of high flex support base foam provides sufficient resilience to offer necessary support for your spine, maintaining its natural alignment and relieving pressure. 【COOL & BREATHABLE FEELING】This twin xl mattress 8 inch is made from premium knitted fabric, which is highly breathable, soft to the touch, and provides superior ventilation for a cool sleep. The mattress twin xl cover is removable and washable, featuring a premium zipper at the bottom for easy removal–simply toss it in the washing machine for a quick wash. This protects your twin xl memory foam mattress from stains and keeps your sleeping surface clean. 【MEDIUM FIRM AND SUPPORTIVE】Our twin xl bed mattress are composed of multiple layers of memory foam; the three-layer foam structure absorbs movement and reduces motion transmission. Our mattresses effortlessly achieve an ideal balance of firmness, with a medium-support design that perfectly coordinates comfort and support, supporting up to 800 pounds. The memory foam used in the mattress has a highly stable molecular structure, maintaining its firmness within a temperature range of 4°C to 30°C, providing stable support and durability. It also prevents sagging and helps prevent rolling off at night. 【CertiPUR-US CERTIFIED MATERIALS】Our memory foam mattress twin xl are made in the USA using CertiPUR-US certified foam, free of any harmful substances. All materials used in their construction are fire-retardant, making them safe for all ages, including pregnant women and children. 【EASY TO INSTALL】The colchones twin xl measures 80"L x 39"W x 8"H. The KOW mattress comes in vacuum-packed, compressed, rolled up, and packed in a box for easy transport and installation. Before use, simply open and unfold the twin xl mattress in a box; it will fully unfold within 24-72 hours for a truly comfortable experience.