Size Guide Finding the perfect fit is important.Men’s Jackets (US Sizes):XS: 34–36″ chestS: 36–38″ chestM: 38–40″ chestL: 40–42″ chestXL: 42–44″ chestXXL: 44–46″ chestWomen’s Jackets (US Sizes):XS: 30–32″ bustS: 32–34″ bustM: 34–36″ bustL: 36–38″ bustXL: 38–40″ bust💡 Tip: If you prefer a relaxed fit or plan to layer clothing underneath, choose one size larger.