Men's summer style is all about putting a simple and unique twist on classic basics that easily transition from work to happy hour or the beach. Whether they're tough Red Wing boots, a patriotic tank top, or durable denim shorts, the warm sun calls for sturdy must-haves strong enough to withstand chlorine and sand, but still look great for the office.

And although clothing may be the most important element of style for some, a trustworthy skincare routine is just as important to keep sun-kissed skin glowing. Believe it or not, Clarisonic brushes and walnut scrubs should be every man's secret weapons.

Click through the gallery to StyleList Editor Alex's 9 picks for men's casual summer must-haves.