1️⃣【Supportive & Pressure Relief】Featured with a hybrid construction of individual pocket springs and memory foam layers, the Coolvie 10-inch twin mattress is just-right medium firm support for you. We’ve found this sweet spot suits all types of sleeping positions by keeping your spine aligned and the pressure off, so you stay wonderfully comfy all night long. 2️⃣【Better Breathability & Comfort】 Knitted fabric made of natural materials, open-cell foam and spacious coils design promote the airflow in the mattress, helping to efficiently regulate the body’s temperature by removing unwanted heat and improving air movement, thus ensures you a cool and comfortable sleep throughout the night. 3️⃣【Disturbance-free Sleep & Edge Support】Coolvie Hybrid Mattress includes all the benefits of the memory foam mattress plus our innerspring unit with coil support. Precision crafted, pocketed coils effortlessly distribute your body’s weight, absorb partner movement, and relieve aching pressure points, while structurally reinforcing the perimeter to eliminate that “roll-off-the-edge” feeling.