Comfortable and customizable! it's basically one size fit most, but measurements of a Large T-shirt. you can cut it up and style it the way you like it or to the size you like. WHY YOU'LL LOVE IT • Unisex Combined Sizing • Large Front Graphic • Easy Fit Measure your chest width to get the correct fit. M/L = 38"- 42" / 96 - 106 cm PRODUCT FEATURES 100% Cotton 1218