Gently used, Excellent condition About This Style 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 its versatile straight leg and classic style, this fit suits all body types and goes with pretty much everything. The original zip fly, created in 1967 Designed with a comfy, roomy fit For a modern look, try a thick cuff styled with casual sneakers