Size Guide How to Measure INCH CM Sizing Chart XS S M L XL 2X 3X Chest 17.5 19 20.5 22 24 26 28 Length 28.5 29 29.5 30.5 31.5 33 34 If you anticipate that ANTHEM TEE- BLACK/WHITE may not fit as expected, please refer to our return policy to ensure you're order is valid to exchange. ChestMeasure around the fullest part of your chest.Keep the measuring tape horizontal and ensure it's not too tight.The chest measurements in the chart are specific widths in inches (e.g., 17.5 inches for XS). This likely represents the measurement of the tee laid flat, so double this number for the full chest circumference.LengthMeasure from the highest point of the shoulder down to where you want the tee to end on your body.This will give you the total length of the garment.The length measurements provided are specific lengths in inches (e.g., 27 inches for XS).When selecting a size, ensure that each measurement is comfortable for you. Tees are typically worn with a bit of extra room for comfort, so keep that in mind when choosing your size. The measurements in the chart refer to the garment's dimensions, so select a size that allows for your preferred fit. Report an issue.