Hanes via eBay offer the Champion Women's Vapor Powertrain Shorts in six colors (Black/Magenta pictured) for $5.99 with free shipping. That's the lowest total price we could find by $8. They're available in sizes XS to XXL, although not in all size/color combinations.
Target offers the C9 Champion Men's Victory Fleece Full-Zip Hoodie in Ebony or Grey for $17.98 plus $4 for shipping. That's $27 off list and the lowest total price we could find, although we saw it for $6 less two weeks ago. It comes in sizes S to XL.