Boxercraft Womens Sleepy Coverup - Medium - Black Racer back Sizing: X-Small (0-2), Small (2-4), Medium (6-8), Large(10-12), XL (14-16), 2X (18-20) Multi-use! Use as a sleep tank or cover up Constructed from 4 oz 100% combed ringspun cotton except for charcoal 50-50 poly/cotton Chest (in inches): X-Small (30-31.5), Small (32-33.5), Medium (34-35.5), Large (36-38.5), X-Large (39-41.5), 2X (42-43)