100% Cotton MATERIAL: 100% Cotton Construction- with a buttery soft 300-Thread Count Sateen Weave SET INCLUDES: One flat sheet, one fitted sheet and two king pillowcases FEATURES: Sheet set features a Tonal Pearl-Edge Stitch Finish and a slight sheen; Fitted Sheet is fully elasticized and features long and short side labels; DEEP POCKET- Fits mattress up to 18" DIMENSIONS: Flat Sheet- 102"L x 112"W, Fitted Sheet- 80"L x 78"W, King Pillowcases- 21"L x 42"W CARE: Machine wash cold, tumble dry low