The Sereno Short-Sleeve Shirt is lightweight, breathable, and built from a sweat-wicking blend of recycled polyester and Naia™ sustainable fibers for life in transit. Subtle perforations keep the air flowing, while the classic collar and clean silhouette. It packs light, wears easy, and stays sharp on the go. Wherever you're headed, this shirt is one less thing to overthink.
Lightweight perforated recycled polyester blended with Naia™ yarns is lightweight and breezy for hot days
Single drop-in chest pocket
Curved notch hem for added comfort and mobility
Style Variants
Available Colors: Summerstorm Heather, Sleet Storm Heather, Olive Grove Heather
Size Reference for Marmot Shirt (Spring 2026)
Available Sizes: S, M, L, XL, XXL

















