It's no secret we love us a button fly, but sometimes, you need a zipper. Meet the original zip fly from 1967, our 505™ Regular. With a versatile straight leg and classic style, this fit suits all body types and goes with pretty much everything.The original zip fly, created in 1967A versatile straight legMade with a comfy, roomy fitAll-American styleBig & Tall sizing means they'll fit exactly as they should