Measure around chest and waist as indicated.

Take the LARGER measurement of the two and match it to the correct size on the table.

That is the size body armour you need to order.

Size Chest Size or Waist Size
Small 81-85
Medium 86-95
Large 96-105
Xlarge 106-115
2XLarge 116-125
3XLarge 126-135
4XLarge 137-146
5XLarge 147-156
6XLarge 157-162