The girls range is designed for women of all ages who are after a youthful fit,who want something shaped for women not just a smaller version of the men’s shape. The sizes below are US sizes so the corresponding Australian sizes are (Small= Aust 6-8)
(Medium= Aust 8-10) ( Large = Aust 10-12)  (XL = Aust 12-14).

The guys range is really a unisex line. This clothing is sized for two categories: guys of all ages who like a youthful fit; and girls of all ages who don't go for the form fitting look of the girls line.