Dickies 874 Original Men's Work Pants $18 at
Amazon has the Dickies 874 Original Men's Work Pants (select colors) on sale for $18 with free shipping on $35+. Classic flat-front pants are wrinkle and stain resistant.
eBay with Street Moda has other colors for about $1 more with free shipping (no minimum).
eBay with Street Moda has other colors for about $1 more with free shipping (no minimum).