This altered t-shirt has been customized with jumbo grommets laced up in light gray ribbon, full laced up back allows for the shirt to be slightly adjustable and features high quality Jinx appliques on both sleeves and on the back of the shirt. There has been so much attention given to replicating Jinx. Here are measurements across the chest when laying flat according to the manufacturers' website (so double it for the measurement around the chest) : Small:18" Medium: 20" Large: 22" XL: 24" 2XL: 26" 3XL: 28" Pre-shrunk 100% cotton t-shirt.