Using this memory foam topper is easy. First, unbox it and unroll it on your mattress. It'll take about 72 hours to expand to its original shape. Once it's ready, it's all set for you to enjoy a great night's sleep. As for maintenance, the cover is machine - washable, so you can easily keep it clean. For the memory foam part, just spot - clean it with mild detergent. When drying, make sure to keep it away from direct sunlight and heat to avoid damage. Also, thanks to the non - skid backing of the cover, the topper will stay in place on your mattress without any hassle.