These Traveler suit separates pants, powered by 37.5© Technology maintains the optimum microclimate for your body. 37.5© Technology removes moisture at the vapor stage before sweat can form. 37.5 Technology acts like a thermostat by removing moisture when you are hot and retaining warmth when cold. 37.5 Technology also absorbs and traps odor molecules that are washed away when cleaned. Flat front, half-lined to the knee, finished hem, comfort waistband, water- and stain-resistant. 66% wool, 30% 37.5 polyester, 4% spandex. Dry clean only. Imported.Matching Jacket: #3XV3Matching Vest: #3XV8