Waist sizes 42" to 53"! Our large size stretchy dress trousers are made for the big guy and on fire now! Made from a cotton polyester spandex blend which is wrinkle free and easy clean. Quality assembly...made to handle the extra stress of a heavier man in his daily routine. Refer to the size chart. To convert kg to pounds multiply x 2.2. E.g., the size 52 (10Xl) will handle a waist of 53.5", and a body weight of 135 to 145 kg, is 297 pounds to 319 pounds body weight.