100% CottonImported. Feel the warmth immediately when you sleep on the 100% cotton jersey knit sheet . As soft as your favorite tee . Heathered yarns used for extra flair in style . For all season use . The fitted sheet fits up to a 16 mattress . Set includes: 1 Flat Sheet, 1 Fitted Sheet, and 2 Pillowcases (or 1 Pillowcase for Twin sizes) .100% cotton, 150 grams, heathered jersey sheet1 Flat Sheet:108×102 1 Fitted Sheet:78×80+13 2 Pillowcases:20×40 (2)MACHINE WASH COLD, GENTLE CYCLE, AND SEPARATELY. DO NOT BLEACH. TUMBLE DRY LOW, REMOVE PROMPTLY. DO NOT IRON. IF THERE IS NO FREE MOVEMENT IN THE WASHER OR DRYER, USE LARGE CAPACITY COMMERCIAL WASHER/DRYER.