The Teyo's Tires Twin Sheet Set includes a flat sheet, fitted sheet, and pillow case. The flat sheet measures 70 inches x 96 inches. The fitted sheet is made to fit a standard size 39 inch x 75 inch twin mattress. The pillow case fits a standard size 20 inch x 28 inch pillow. The set is made of 100% cotton. Care instructions: machine wash cold, tumble dry low or lay flat, ironing is not recommended.