The sizes run approximately as follows.

  Weight Height
XS <120 <5'5"
Small 120-145 5'5"-5'6"

Medium

145-160 5'7-5'10'
Large 160-180 5'11"-6'1"
XL 180-200 6'1-6'3
XXL >200 >6'3"

We strongly recommend going for the larger, if you are between sizes.
No one has complained of a suit being too big, but many have been returned for being too small.

Once you pick your size, get your green man's or woman's suit here.