Rothco's Military Digital Camouflage BDU Pants Are Made With A Comfortable, Durable Poly/Cotton Twill With A Reinforced Seat & Knees. Features Of The BDU Pants Include An Adjustable Waist Tabs, Button Fly And Drawstring Bottoms. The BDU Pants Are Available In Sizes XS - 4XL In Regular, Long And Short. Matching BDU Uniform Shirts Are Available As Well As Camouflage And Solid Colored Pants. Note: ACU color has Zipper Fly NOT Button Fly.