Colors:Black, blue,Dark gray Composition:64.6% Nylon, 19.8% Polyester, 15.5% Spandex Product Introduction:It adopts special anti-wrinkle treatment technology. After washing, it can maintain a neat and crisp shape without ironing, avoiding the trouble of traditional pants that get piled up with wrinkles after washing and have to be ironed before wearing. It is especially suitable for busy office workers, students or people on business trips, greatly saving daily arrangement time.