supersoft tee sizing

All measurements are taken with the shirt flat and in inches.

The chest measurement is taken from underarm to underarm.
The length of the shirt is measured from where the shoulder seam meets the crew neck seam to the bottom of the shirt.

A size chart. In inches. Chest measurement followed by length. Small 17.5, 27.5 .Medium 19.5, 28.5. Large 21.5, 29.5. Extra Large 23.5, 30.5. 2x Large 25.5, 31.5.