Vevor Mattress Topper Queen 4" Memory Foam Cooling Fiber Fill NewThe Vevor queen mattress topper combines plush memory foam and fiber fill to add comfort and support to your bed. Its gel infused memory foam helps dissipate heat and improve breathability for a cooler night's sleep. The ergonomic design contours to the body to relieve pressure points and support spinal alignment. A detachable, machine washable cover makes upkeep simple, while the 360 elastic strap helps keep the topper securely in place.