What Our Gearhead(R) Experts Are Saying:"I threw this on for a river town weekend and it handled back-to-back days without missing a beat. The Tencel-linen blend feels nothing like a synthetic button-down and the drop hem with side vents keeps things cool when the afternoon heats up."The best warm-weather shirt is one you never have to think about. The Simms Tailout Short-Sleeve Shirt earns that status through a Tencel and linen blend that feels genuinely natural against the skin, drapes without clinging, and carries itself with the kind of relaxed sharpness that works equally well on a patio, a dock, or a wander through whatever town you ended up in. A simple button-down design keeps the look clean and the options open, while a drop hem and side vents add just enough airflow to make warm afternoons comfortable rather than something to endure. It is the kind of shirt that folds into a bag without complaint and comes out looking like it was never there.