This Sealy Dreamlife 3" Foam Mattress Topper is designed to help you stay cozy all night (or all day) and wake up feeling refreshed. And it's made by Sealy®, a leader in quality sleep products for over 140 years. Advanced Sealy Comfort Gel memory foam adapts and responds to every part of your body to provide pressure relief and a personalized sleep experience. The medium feel of the gel foam provides cushioning comfort and exceptional support while you sleep. Sealy Dreamlife is also dedicated to promoting a healthier sleep environment. That's why this mattress topper is certified by CertiPUR-US®, which ensures that the mattress foam meets strict standards for content, emissions and durability. Includes a 1-year limited warranty, so you can rest easy that you'll have comfort you can count on year after year.