Model is 5' 9"/ 175cm and 143lbs/ 65kg. He wears a size W30. Please use this info as a general guide as measurements are approximate. Size Waist Hip W29 28.7" / 73cm 38.2" / 97cm W30 29.9" / 76cm 39" / 99cm W31 30.9" / 78.5cm 40.2" / 102cm W32 31.9" / 81cm 40.9" / 104cm W34 34.1" / 86.5cm 42.9" / 109cm W36 35.8" / 91cm 45.3" / 115cm W38 37.4" / 95cm 47.2" / 120cm Size Front Rise Back Rise W29 12" / 30.5cm - W30 12.4" / 31.5cm - W31 12.6" / 32cm - W32 12.8" / 32.5cm - W34 13.2" / 33.5cm - W36 13.6" / 34.5cm - W38 14" / 35.5cm - Size Thigh Inseam W29 24" / 61cm 29.5" / 75cm W30 24.4" / 62cm 29.9" / 76cm W31 24.8" / 63cm 30.1" / 76.5cm W32 25.2" / 64cm 30.3" / 77cm W34 26.4" / 67cm 30.7" / 78cm W36 27.6" / 70cm 31.1" / 79cm W38 28.7" / 73cm 31.7" / 80.5cm Size Length Leg Opening W29 40.6" / 103cm 17.1" / 43.5cm W30 40.9" / 104cm 17.5" / 44.5cm W31 41.3" / 105cm 17.9" / 45.5cm W32 41.9" / 106.5cm 18.1" / 46cm W34 42.5" / 108cm 18.5" / 47cm W36 43.3" / 110cm 18.9" / 48cm W38 44.1" / 112cm 19.3" / 49cm 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. **