The sizes of the pants are EU(European) sizes. If you need to buy JP(Japanese) sizes, please refer to the conversion table.  EU S= JP M EU M =JP L EU L=JP XL EU XL = JP XXL EU XXL=JP XXXL EU XXXL=JP XXXXL EU XXXXL=JP XXXXXL This is EU size data, please choose the correct size according to your data.EU size waist hip thigh length leg opening front rise S/28 80cm 92cm 48cm 103cm 34cm 26cm M/30 85cm 96cm 54cm 104cm 35cm 27cm L/32 90cm 100cm 56cm 105cm 36cm 28cm XL/34 95cm 102cm 58cm 106cm 37cm 29cm XXL/36 100cm 104cm 62cm 107cm 38cm 30cm XXXL/38 105cm 110cm 63cm 108cm 39cm 31cm XXXXL/40 110cm 112cm 64cm 109cm 40cm 32cm Choose the correct size based on your own data, 1 cm=0.393700787402 inch The measurement error is between 1 and 3 centimeters. Features: Hard wearing, windproof,breathable,anti-tearing CE Certification knee and hip protectors,removable convenient to put them in and out Front knee and back waist with fold design, make you move freely and feel comfortable while riding a motorcycle. Fashion,comfortable and safty pants,your best choice for both racing wear Suitable for the spring, summer, autumn, winter Specification: Name: Motorcycle Jeans Condition: Brand new Gender: Men Color: As picture Season: Spring, Summer, Autumn, Winter Size: S,M, L, XL, XXL,XXXL,XXXXL Please choose size according to the size chart. Protectors: Knee, Hip Package includes: 1 x Motorcycle Pants 2 x Removable Hip Pads 2 x Removable Knee Pads Noted:Please check the chart size carefully. If you are not sure, please contact our customer service. We are happy to introduce you to a suitable size. Thank you! SIZE:if you have size problem pls contact me send your weight and height will suggest for you