North Face Thermoball Trekker Jacket Size Guide

 MEN'S SM MED LG XL 2XL 3XL
Chest 21 22.5 24 26 28 30
Body Length 27 7/8 28 1/2 29 3/8 30 3/8 31 3/8 32 3/8
Sleeve Length 35 1/2 36 36 3/4 37 1/2 38 1/4 39

 LADIES' SM MED LG XL 2XL
Chest 18 3/4 20 21 1/2 23 1/4 25
Body Length 26 3/8 27 27 7/8 28 3/4 29 5/8
Sleeve Length 32 1/2 33 33 3/4 34 1/2 35 1/4