rothco relaxed fit zipper fly bdu pants, olive drab, xl rothco rothco's relaxed fit zipper bdu pants are made of the same comfortable, durable 55% cotton / 45% polyester material as our military style bdu pants but feature a 1" wider leg opening for a more relaxed fit and a zipper fly instead of a button fly. the bdu tactical pants are equipped with six utility pockets: two front slash pockets, two button down back pockets and two cargo pockets. these military fatigues feature reinforced seat and knees for maximum durability. adjustable waist tabs, 7 belt loops, and drawstring bottoms are featured with the army pants as well (midnight navy blue does not have the drawstring bottoms).