These Slim Fit suit pants feature a unique fabric technology that maintains the optimum microclimate for your body. Named 37.5, it removes moisture at the vapor stage before sweat can form. 37.5 acts like a thermostat by removing moisture when you are hot and retaining warmth when you are cold. It absorbs and traps odor molecules that are washed away when cleaned. The flat-front pants are half-lined to the knee and are unhemmed for tailoring. 71% wool, 25% 37.5 polyester, 4% spandex. Dry clean only. Imported.