Will not shrink! Sleeves and collar are super strong. One piece fabric. Hygienic collar made with rubber.

SIZE - - HEIGHT - - WEIGHT
A1 - 5'2" - 5'6" , 110-150 LBS
A2 - 5'6" - 5.11" , 150-185 LBS
A3 - 5'11" - 6'2" , 185-220 LBS
A4 - 6'1" - 6'4" , 215-265 LBS