Model is 5'10"/ 178cm and weighs 159lbs/ 72.5kg. Wears a size 38. Please use this info as a general guide as measurements are approximate. Size Shoulder Chest 36 - 31.5" / 80 cm 38 - 33.1" / 84 cm 40 - 34.6" / 88 cm 42 - 36.2" / 92 cm 44 - 37.8" / 96 cm Size Sleeve Length 36 - 26.8" / 68 cm 38 - 27.6" / 70 cm 40 - 28.3" / 72 cm 42 - 29.1" / 74 cm 44 - 30" / 76 cm In order to best determine fit, it may be helpful to compare our garment’s measurements to a similar garment you already own. Lay your garment on a flat surface and take all measurements from the outside of the garment. Click here to check out our Garment Measuring Guide. ** If you are still confused, you can Contact Us to help you choose the size. **