Wamsutta 100% Cotton Luxury Flannel Twin Extra Long Sheet Set, Brick 1 Flat Sheet (66" x 96"), 1 Fitted Sheet (39" x 80" fits up to 13" mattress) and 1 Pillowcase ( 20" x 31"). 100% cotton, 5.4 oz flannel, brushed 3 times on each side for softer feel and hemstitch trimmed for extra elegance and luxury. Cotton flannel is seasonless; warm and cozy in cold weather; cool and absorptive in warm weather. Preshrunk to minimize shrinkage. Made in Portugal Machine wash warm. Tumble dry low, remove promptly