Seco Safety and Utility Vest Sizing Guide

Measure around the fullest part of your chest.

If you plan on wearing the vest over light clothing such as a t-shirt:

  • Please order the size that corresponds to your chest size from the chart below.

If you plan on wearing the vest over heavier clothing such as a jacket or a coat:

  • Please add 2-3 inches to your chest size, then order the size that corresponds to that measurement from the chart below.

Chest Size Vest Size
36" to 38" XS
40" to 42" S
44" to 46" M
48" to 50" L
52" to 54" XL
56" to 58" 2X (XXL)
60" to 62" 3X (XXXL)
64" to 66" J (XXXXL)