Patrol Duty Uniform Pants are available in 7.25-oz. Twill or 6-oz. Taclite risptop for hot and humid. Environments. All PDU pants are made from 65% poly/35% cotton and feature a Teflon finish for stain and soil resistance. PDU pants feature a self- adjusting comfort waistband with an extra-wide gripper waistband that cushions your duty belt and helps keep your shirt tucked in, imported.