Take your favorite shirt. Lay it flat and Measure it this way. Tape Measurer? You got one somewhere? This is the updated for the Tiger Tai Chi for the Coach Long Sleeve-Shirt--so please be advised We are utilizing size tag technology. So it will say your size on shirt. Now the tag is under the Yin-Yang balloon
*SIZES* SMALL Chest Width-17.5 inches-Length-26.625 inches. MEDIUM Width-19.5 inches-Length-28 Inches LARGE Width-21.25 inches-Length 29.375 inches XL (Also known as X-Large) Width-23 inches-Length-30.75 inches 2 XL (Also known as Double XL? YESSIR?) Width-25 inches-Length-31.75 inches /