What size T-Shirt should I buy?

Most of our shirts are printed on Gildan Ultra Cotton t-shirts. Please check out the following sizing charts before ordering to make sure you get the correct size:
Our Gildan shirts are your standard men's t-shirt sizes listed below:
(Size / Chest Dimension)

Small / 34 - 36"
Medium / 38 - 40"
Large / 42 - 44"
XL / 46 - 48"
XXL / 50 - 52"