100% Cotton MATERIAL: 100% Cotton Percale Construction- with a crisp and cool feel SET INCLUDES: One flat sheet, one fitted sheet and two standard pillowcases FEATURES: The fitted sheet is made with an elastic band that is on all four sides to ensure a snug fit to all mattress sizes; Fitted sheet fits mattress up to 18" deep (15" for twin size) DIMENSIONS: Flat Sheet- 102"L x 90"W, Fitted Sheet- 80"L x 60"W, Standard Pillowcases- 20"L x 30"W CARE: Machine wash cold, tumble dry low