Rayon from BAMBOO Sheet Set - King White 100% silky bamboo Sheet Set Extremely comfortable in all temperatures. Perfect for people with allergies & chemical sensitivity Bamboo is one of the softest fabric in the world, Noticeably softer than cotton. Bamboo is highly resistant to dust mites. Amazingly soft similar to cashmere or silk. King Sheet Set Includes: 1- King Flat sheet 110" x 102" 1- King Fitted 78" x 80" and fits up to 18" mattress, 2- king Pillow cases 20" x 40" ea