Model is 5' 10"/ 178cm, and weighs 159lbs/ 72.5kg. Wears a size NO. 4. Please use this info as a general guide as measurements are approximate. Size Waist Seat NO. 2/W28-30 29.9" / 76 cm 42.9" / 109 cm NO. 4/W30-32 31.5" / 80 cm 44.5" / 113 cm NO. 6/W32-34 32.3" / 82 cm 45.7" / 116 cm NO. 8/W34-36 33.5" / 85 cm 47.2" / 120 cm N0. 10/W36-38 35.4" / 90 cm 48.8" / 124 cm NO. 12/W38-40 37.0" / 94 cm 50.4" / 128 cm Size Front Rise Back Rise NO. 2/W28-30 13.4" / 34 cm 16.5" / 42 cm NO. 4/W30-32 13.6" / 34.5 cm 16.9" / 43 cm NO. 6/W32-34 13.8" / 35 cm 17.3" / 44 cm NO. 8/W34-36 13.9" / 35.5 cm 17.3" / 44 cm N0. 10/W36-38 14.4" / 36.5 cm 17.5" / 44.5 cm NO. 12/W38-40 17.8" / 37.5 cm 17.9" / 45.5 cm Size Thigh Inseam NO. 2/W28-30 26.8" / 68 cm 29.1" / 74 cm NO. 4/W30-32 26.8" / 68 cm 29.1" / 74 cm NO. 6/W32-34 26.8" / 68 cm 29.3" / 74.5 cm NO. 8/W34-36 28.0" / 71 cm 29.5" / 75 cm N0. 10/W36-38 28.3" / 72 cm 29.5" / 75 cm NO. 12/W38-40 29.5" / 75 cm 29.7" / 75.5 cm Size Length Leg Opening NO. 2/W28-30 41.7" / 106 cm 18.9" / 48 cm NO. 4/W30-32 42.3" / 107.5 cm 18.9" / 48 cm NO. 6/W32-34 42.7" / 108.5 cm 18.9" / 48 cm NO. 8/W34-36 42.9" / 109 cm 19.3" / 49 cm N0. 10/W36-38 43.3" / 110 cm 19.7" / 50 cm NO. 12/W38-40 43.7" / 111 cm 20.1" / 51 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. **