1.Extra Thick and Luxury Comfort: Drift into a sounder, deeper sleep on this overfilled pillow top mattress topper. Filled with supportive fill, it distributes weight evenly. Ideal for side, back or stomach sleepers. Notice the difference as soon as you sleep on it. | 2.Cool and Breathable: The top surface features good ventilation and distributes heat to help regulate temperature. It will wick away sweat and keep you cool and dry. Reduce hot feeling caused by memory foam mattress or foam mattress topper. | 3.Elastic Deep Pocket: Elastic deep pocket will wrap mattress(8-21") tightly. It works like a fitted sheet so the mattress topper will keep in place no matter how you toss and turn on your bed. Relax on a cloud of comfort.Twin 39"x75"+18"/Twin XL 39"x80"+18"/Full 54"x75"+18"/Queen 60"x80"+18" /King 78"x80"+18"/CalKing 72"x84"+18" | 4.Machine Washable and Easy Care: Be it sweat or stains, you will never get them out of memory foam topper or expensive mattress. This mattress topper will take care of them all. If it gets dirty, just throw it into a commercial washing machine, it will come out fluffy and clean after washing and drying. No expensive dry cleaning necessary. Economical and sustainable. | 5.Open Steps: Since it's delivered in compressed package, it may look thinner than expected, please do the following steps before use: 1.Take out mattress topper. 2.Shake and pat it. 3.Tumble dry on low heat for 20 minutes. 4.It will take its shape and you will get a pretty soft mattress topper.