Die, Workwear's Derek Guy writes about the benefits of classic sunglasses, detailing the five pairs he owns, from some Randolph Engineering Concorde aviators and Ray Ban Clubmasters to some Persols in a range of tortoise color-ways. But what we really appreciate about his post is the roundup of menswear icons sporting their chosen shades for summer. Paul Newman, JFK, Martin Luther King Jr. and Jack Nicholson ... these are cool guys who knew the power of some simple sunglasses.