Today only. Soffe has the Soffe XT46 Men's Running Shorts (grey, black, green or navy) for $13 - 40% off with coupon code HAPPYMONDAY
[Exp 11/27] = $7.79
with free shipping. Made of lightweight nylon tricot. It's hard to tell by the picture, but these are some pretty short shorts (they are described as "ranger panties" on the product page).