The main pictures are of a size large- there is an extra picture of a 3XL so you can see the difference and know what you are getting

You will be getting a 3XL !  See size tag and measurements.

See pictures for details and measurements.

Everything is measured this way when laying flat:

Chest: Armpit to armpit

Length: Bottom of Collar to the end of bottom of shirt.

Waist: Straight across the top of pants.

Inseam: From crotch seam to the end of the leg