Features a ventilated design for breathability and cooling effect Promotes normal spinal alignment for better sleep High-density memory foam ensure excellent support NapQueen mattress topper was designed with your comfort and happiness in mind. A firm construction made with high-density memory foam provides additional support and promotes normal spinal alignment. The ventilated design ensures more breathability and a cooling effect during the night. The mattress topper is available in many thickness options that meet any level of comfort or sleep preferences, so everyone can enjoy a restful sleep without any tension, back pain, or aches. Ventilated design for breathability and a cooling effect May help promote normal spinal alignment Soft and comfortable Skin-friendly materials Suitable for all types of sleepers