As a general guide our product sizes are unisex based on your height and an athletic/slim physique. If your waistline/chest is larger than average, we suggest sizing up accordingly. 

The model we have used is 175cm tall (5'9") and is slim/athletic build and all photos are wearing a Medium size t-shirt/hoody.

Small: 5'2 to 5'7"

Medium 5'7 to 5'10

Large 5'10 to 6'

XL 6' to 6'3"

XXL 6'3"+