Ivory Solid King Ultra Soft & Exquisitely Smooth 1000 Thread Count Wrinkle Free Bed Sheet Sets ( 18" Deep pocketed fitted Sheet, Flat Sheet with 2 Pillow cases ) ? Natural Cotton Blend Ultra Soft & Exquisitely Smooth Wrinkle Free Bed Sheet Sets made of 100 % natural Cotton Rich ( 100% Cotton Rich = 55% Cotton and 45% Polyester ) Fully elasticized fitted sheet for mattress sizes up to 18" 4pc King Sheet Set Dimensions: (1) Fitted 78"x80", (1) Flat 108"x102", (2) Pillowcases 20"x40" each Easy care - machine wash, tumble dry.Please follow the care instructions on the label carefully to minimize wrinkling and/or shrinkage. Imported.