Gel Memory Foam Material, No Smell: High-density memory foam provides adaptive comfort and support, readily conforms to the curves and shape of your body, distributes weight evenly to alleviate pressure points for better sleep. Increase Softness and Comfort: A comfortable and affordable way to fix a sagging mattress, soften a hard mattress, or prolong your mattress life. Instead of buying an expensive mattress, our mattress topper won’t cost you an arm and a leg. Non-slip & Machine Washable cover: Use skin-friendly and breathable Polyester fiber, with elastic straps and anti-slip surface backing to prevent sliding and premium metal zipper for easy removal and washing. Certification: Our Gel memory foam topper is made of CertiPUR-US certified materials and soft cover is certificated OEKO-TEX. The memory foam topper meets or exceeds standards for content, emissions, and durability. It is also very friendly to pregnant women and children, and is suitable for all families. Ventilated Design: our memory foam mattress topper is infused with heat-absorbing gel to regulate temperature, and the vents increase airflow for breathability. No trapped heat with this topper. Compared with ordinary memory foam, it is more breathable, more sensitive, and softer. Note: Leave the memory foam flatly in a well ventilated area for 24-72 hours until it’s fully expanded. Tips: Low temperature may need more time, find a suitable temperature(78℉) will shorten the time. Product Description