The Sealy Side Sleeper Topper is ergonomically designed to support side sleeping by evenly distributing weight for optimal body and spinal alignment. A supportive memory foam base is topped with sink-in memory foam for ultimate comfort and support, adding an extra 5cm of depth to your mattress for a great night's sleep. The luxuriously soft, quilted cover is crafted with naturally breathable 100% cotton and is fully removeable and machine washable for continued freshness night after night. Elasticated straps ensure a secure fit on your mattress and a non-slip base provides additional stability. Sealy is the world's number one bed brand. With a wealth of experience, they are committed to helping everyone enjoy the beauty of quality sleep.