Gamiss offers these Men's Classic Stripes Design Drawstring Shorts in Gray for $6.25. Coupon code "GMNEW" drops that to $5.75. With $4.37 for shipping, that's $23 off and the lowest price we could find. They're available in size L only. (Additional sizes and colors are available for a couple bucks more after coupon.)
Note: This item ships from China and may take two to five weeks to arrive.