Model is 5' 11"/ 180cm and 174lbs/ 79kg. He wears a size M.   Please use this info as a general guide as measurements are approximate. Size Waist Hip S 27.6-32.7" / 70-83cm 39.4" / 100cm M 29.5-34.3" / 75-87cm 41.3" / 105cm L 31.1-35.8" / 79-91cm 43.3" / 110cm XL 32.3-37" / 82-94cm 45.7" / 116cm XXL 33.5-38.6" / 85-98cm 48" / 122cm Size Front Rise Back Rise S 12.2" / 31cm 15.4" / 39cm M 12.4" / 31.5cm 15.6" / 39.5cm L 12.6" / 32cm 15.7" / 40cm XL 12.8" / 32.5cm 16.1" / 41cm XXL 13" / 33cm 16.5" / 42cm Size Thigh Inseam S 23.2" / 59cm 29.9" / 76cm M 24" / 61cm 30.3" / 77cm L 24.8" / 63cm 30.7" / 78cm XL 25.6" / 65cm 31.1" / 79cm XXL 26.8" / 68cm 31.5" / 80cm Size Length Leg Opening S 40.2" / 102cm 7.5" / 19cm M 40.6" / 103cm 7.7" / 19.5cm L 40.9" / 104cm 7.9" / 20cm XL 41.3" / 105cm 8.1" / 20.5cm XXL 41.7" / 106cm 8.3" / 21cm 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. **