55% Tencel, 45% Cotton With an Innovative design for a premium sleep experience and the Ideal support for undisturbed sleep, meet our latest Beautyrest Feather and Down Fiber Mattress Topper innovation. Enjoy the wellness and natural hypoallergenic 233 Thread Count, cotton blended with the less prone to wrinkles and fight for odors from the Tencel Fabric. 500 Fill power, 90% White Feather Fiber, 10% White Down Fiber. All the great properties of a luxury comforter at a fraction of the cost. No matter how much you toss and turn, the Elasticized anchor bands in each corner will affix on your mattress preventing your topper from slipping. Be astounded by our FreshLOFT cleaning process, which removes the dirt and allergens from the down material, leaving it fresh, fluffy, and with the highest level of purity.