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Some shirts you buy for a season, but the Arc'teryx Sunna Crew Short-Sleeve is the kind of piece that racks up serious trail miles year after year. The stretchy, UPF 50+ fabric keeps your skin protected when you're cruising exposed ridgelines and wicks moisture like nobody's business on those lung-busting scrambles.
100% Polyester
Regular Fit – This classic fit is cut comfortably throughout the chest, waist, hip, and thigh. It allows freedom of movement, provides shape, and layers comfortably over or under layers.
UPF 50+ Protection