Model Height Weight  Size 1 5' 7" / 170cm 143lbs / 65kg S 2 5' 10" / 178cm  159lbs/ 72.5kg M 3/Shown 5' 11"/ 180cm 176lbs / 80kg L 4 5' 10" / 178cm 194lbs / 88kg XL 5 6' / 182cm 209lbs / 95kg XXL   Please use this info as a general guide as measurements are approximate. Size Waist Thigh S/W27-31 27.6-33.1" / 70-84 cm 25.6" / 65 cm M/W29-32 29.1-34.6" / 74-88 cm 26.3" / 67 cm L/W31-35 30.7-36.2" / 78-92 cm 27.2" / 69 cm XL/W33-37 32.3-37.8" / 82-96 cm 28.0" / 71 cm XXL/W35-39 33.9-39.4" / 86-100 cm 28.7" / 73 cm Size Length Leg Opening S/W27-31 19.3" / 49 cm 22.4" / 57 cm M/W29-32 19.9" / 50.5 cm 23.2" / 59 cm L/W31-35 20.5" / 52 cm 24.0" / 61 cm XL/W33-37 20.9" / 53 cm 24.4" / 62 cm XXL/W35-39 21.5" / 54.5 cm 25.2" / 64 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. **