• Costco, the member’s-only warehouse store, sells more than just bulk cereal.
  • It also sells a variety of underwear and accessories, which men rave about.

You’d never guess that the place where you can buy 30 packs of toilet paper and breakfast cereal by the cubic foot would also be the place where you could get all your undergarment shopping done.

But it is.

Costco is secretly one of the best places for men to get every single undergarment they need. You’ll find quality socks, undershirts, belts, and even underwear — all by Costco’s Kirkland Signature private label.

It’s all in the high-quality manufacturers Costco sources from and the exacting standards they hold for the products that carry the Signature label.

Unfortunately, it’s a bit of a mystery who exactly manufactures these products, as both retailers and manufacturers prefer to keep mum about the relationships. If you can live with the uncertainty, then the rewards are plentiful — as are the steals, since the items are quite a bit cheaper than their name-brand counterparts.

My favorite winter socks, the Kirkland Signature Men’s Outdoor Trail Sock, is one of the best steals in all of men’s sockdom. A four-pack of the merino wool blend socks is a mere $12 — an incredibly small amount of money for wool socks of this quality.

I’ve bought many over the years, and exactly…