The ultimate in luxury! Our amazing silky soft and extra plush bamboo fitted topper over filled with hypoallergenic down alternative cluster fiber floats within a 300 Thread count 100% Rayon from Bamboo Shell. The result is a Mattress Pad so luxurious, Cool and super soft you will believe you are truly covering with a cloud, night after night. This Bamboo Fitted Topper / Pad also features a diamond Box/Shape Design to keep filling in place. Its Breathable and ultra soft bamboo fabric, cools down your body temperature then provides you with a luxury bedding after all.