100% Viscose from Bamboo Silky Sheet Set, King, White 100% Rayon from Bamboo Sheet Set Sheets are soft to the touch with a smooth, silky feel With bamboo's unique thermal regulating quality, you can stay warm in the winter and cool in the summer Machine wash in cold water only. Delicate cycle. No Bleach. Tumble Dry on low heat. Remove immediately at end of cycle. Press with warm iron if needed King size set includes one flat sheet 110X102", one fitted sheet 78X80" and fits up to 18" mattress, and two King pillowcases 20X40" each.