Calvin Klein Cotton Classics 3-Pack Rib Tank Top Machine wash warm, do not bleach. Tumble dry low, warm iron if needed. Do not dry clean. Wash dark colors separately. 100% Cotton Machine wash warm, do not bleach. Tumble dry low, warm iron if needed. Do not dry clean. Wash dark colors separately. Small Chest: 34-36", Medium Chest: 38-40", Large Chest: 42-44", Extra Large Chest: 46-48"