Size 30: (S) Waist: 24.4 - 28.3 inches (62 - 72 cm), Hip: 39.8 - 41.3 inches (101 - 10
Size 31: (S) Waist: 27.6-29.5 inches (70-75 cm), Hip: 40.9-42.5 inches (104-108 cm)
Size 32: (M): Waist: 28.7 - 30.7 inches (73 - 78 cm), Hip: 42.1 - 43.7 inches (107 - 11
Size 33: (S) Waist: 29.9 - 31.9 inches (76 - 81 cm), Hip: 43.3 - 44.9 inches (110 - 11
Size 34: (L): Waist: 31.1 - 33.1 inches (79 - 84 cm), Hip: 44.5 - 46.1 inches (113 - 11
Size 36: (XL) Waist: 33.5 - 35.4 inches (85 - 90 cm), Hip: 46.9 - 48.2 inches (119 - 12
Size 38: (XXL) Waist: 35.8 - 37.8 inches (91 - 96 cm), Hip: 49.2 - 51.2 inches (125 - 131
[ REFERENCE ]: The standard size chart for OAKLEY products, but the Slim Fit / Skull Collection line is a tighter fitting than others. Also, this is not the product size, it is a reference to determine your size