It's out of fashion to wear cargo shorts, but fuck you, fashion world, they're comfortable and practical.
Anyway. American Eagle. I know their demographic is ages 14 through 21, but damn their boxers are comfortable and well made. They're expensive (like 10 bucks a pair) but well worth it. They're as comfortable as silk boxers but much, much, much more durable. I love the ones with the elastic band woven into the fabric: