Certified Pain in the Ass Men's Sock

Qualifying for certifications can be a nuisance for certain entities - they're often restrictive, cost prohibitive, and sometimes they miss the point. But not Pain in the Ass. That's one label that's given out fairly, freely, and often.

• Men's shoe size 7-12.
• 63% combed cotton; 34% nylon; 3% spandex.