Levi s® Vintage Clothing 501® 1954 Jeans New Rinse - BlueThe only 501® with a zipper instead of a button fly, this jean was intended to make new wearers familiar with Levi s, and represented our expansion beyond the West. It s made from premium denim that has been washed and pre-shrunk. 100% Cotton Straight Fit Slightly Tapered Leg Button Closure Zip-Fly 5-Pocket Construction Exposed Rivets Leather Brand Patch Made in Japan Style Code: 50154 0110.