100% Polyester MATERIAL: 100% Microfiber Construction- with a soft and cozy feel SET INCLUDES: One flat sheet, one fitted sheet and two standard pillowcases FEATURES: Set includes a fully elastic fitted sheet- elastic is installed all-around to help keep the fitted sheet in place during use; Fits mattress up to 17" (up to 14" for twin sizes); Available in several stylish Betsey designs DIMENSIONS: Flat Sheet- 102"L x 88"W, Fitted Sheet- 80"L x 60"W, Standard Pillowcases- 20"L x 30"W CARE: Machine wash cold, tumble dry low