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Lightweight, Breathable, Stretchy UPF 30-50 Protection

The Astroman Short Sleeve Sun Shirt is named after the legendary route in Yosemite Valley, featuring our best-selling lightweight, stretchy, and durable Astroman fabric for long days on the wall, hiking, paddling, and backpacking.

Built with a bluesign approved recycled nylon blend, the Astroman Short Sleeve Sun Shirt features our AirVent technology on the back yoke, delivering superb airflow and breathability. Built-in UPF 30-50 sun protection protects skin from UV rays, and Astroman's lightweight, quick-drying fabric is soft next to the skin while providing the durability required for big wall climbing and extended backpacking trips.

For sunny day outdoor activities where staying shaded, comfortable, and cool is the top priority, the Astroman Short Sleeve Sun Shirt is an elite performance top.

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