The Trail Co. Men's Casual Tees Size Chart

 Size Length (cm) Half Hem (cm) Half Chest (cm)
S 72 42.5 46.5
M 76 45 52.5
L 79 51 56
XL 82 56 62

To find your correct shirt size, please find a running shirt that fits you well. Lay the shirt flat on a table and measure the width (of just one side) of the shirt from arm pit to arm pit.