True Organic - 600 Thread Count Bed Sheet Set - 100% Certified Organic Cotton Bed Sheets Organic Cotton Organic Cotton - This luxurious organic sheet set is made of 100% certified organic cotton. Set Includes : One (1) King Flat Sheet - One (1) King Fitted sheet - Two (2) Standard pillow cases People with allergies and chemical sensitivity especially benefit from organic cotton sheeting. 15" inch pocket with reinforced corners fits all mattresses up to 18 inches deep. Care Instructions: Machine wash cold,gentlecycle, do not bleach. Tumble dry low. Wash sheets before first use. Cotton fabrics will require some ironing in order to bring the fabric back to a wrinkle free appearance.