AC Combat Shirt Sizing

Combat Shirt AC Sizing Chart 
Combat Shirt AC Size Fits Chest Fits Height Comparable BDU size
XS Short 29 to 33 64 to 68 XS Short
  Regular   68 to 72   Regular
  Long   72 to 76   Long
  XLong   76 to 78   Xlong
SM Short 33 to 37 64 to 68 SM Short
  Regular   68 to 72   Regular
  Long   72 to 76   Long
  XLong   76 to 78   Xlong
MD Short 37 to 41 64 to 68 MD Short
  Regular   68 to 72   Regular
  Long   72 to 76   Long
  XLong   76 to 78   Xlong
LG Short 41 to 45 64 to 68 LG Short
  Regular   68 to 72   Regular
  Long   72 to 76   Long
  XLong   76 to 78   Xlong
XL Short 45 to 49 64 to 68 XL Short
  Regular   68 to 72   Regular
  Long   72 to 76   Long
  XLong   76 to 78   Xlong
2X Short 49 to 53 64 to 68 2X Short
  Regular   68 to 72   Regular
  Long   72 to 76   Long
  XLong   76 to 78   Xlong
3X Short 53 to 57 64 to 68 3X Short
  Regular   68 to 72   Regular
  Long   72 to 76   Long
  XLong   76 to 78   Xlong