Show everyone you are a SLACker!
Gildan 8 oz., 50% cotton, 50% polyester. Heather Sport colors are 60% polyester, 40% cotton.
Some sizes not available. Run true to size, but cuffs on sleeves are tight so ordering up a size is doable. 
(in inches)
XS
S
M
L
XL
Full Body Length
19 ¾
21 ¼
22 ½
24
25 ½
Sleeve Length
23 ½
26 ½
27 ¾
30 ¼
33
Body Length
19 ¾
21 ¼
22 ½
24
25 ½
Body Width
16
17
18
19
20