adidas via eBay offers its adidas Men's Cosmic 2 Running Shoes in Grey for $35. In-cart, that price drops to $28. With free shipping, that's $12 under our December mention and the best deal we've seen. (It's the lowest price now by $16.) They're available in select sizes from 7.5 to 15.
WD-40 is handy in a lot more situations than you likely realize.