Ebay offers Levi's Men's 505 Regular Fit Straight Jeans for $15.99 (reg. $59.99) with free shipping. 

Product Description:
Meet the original zip fly from 1967, the 505 Regular. With its versatile straight leg and classic style, this fit suits all body types and goes with pretty much everything. In 1873, Levi's invented the blue jean. What started as a piece of clothing for the American worker quickly became an icon of American style around the globe. And every Levi's style is crafted with the same high standard of craftsmanship and quality they've always been known for. Worn by everyone from miners and rebels to rockstars, Levi's aren't just made to be worn, but to be lived in, too.