These were rather loose trousers known as saruvaala (from the Arabic sirwal), somewhat resembling short trousers.
प्रस्तुत छ, यही सेराेफेराेमा रहेर उज्यालाेले वामपन्थी विश्लेषक युग पाठकसँग गरेकाे कुराकानी :-