Lay your shirt button-side up on a flat surface. Button it up and run your hands along the fabric to give you an accurate reading.

Place the end of your tape measure at the seam under the armpit and run across the upper chest to the meet the seam at the other armpit.

Things to consider

- Round off to the nearest centimeter.

- Do not add any extra to account for shrinkage. We will do that for you.

Things to consider

- Getting the chest measurement right is key to having a good fit on your shirt.

- You want something comfortable that doesn't stretch the fabric or add stress to the buttons across your chest.