Using this mattress topper is super easy. Just unpack it and let it expand for 1 - 2 hours, and it'll be fully expanded in 24 hours. After that, simply place it on your queen - sized bed and you're ready to enjoy a great night's sleep. Remember, when cleaning, use a vacuum with a soft brush attachment to remove dirt. Keep it in a well - ventilated area to maintain its freshness. Also, since it's fire - rated, you don't have to worry about safety. Enjoy the cooling sensation and support it provides for many restful nights to come.