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Men's Astroman S/S Sun Shirt
Our best-selling lightweight sun shirt with great stretch and durability for all of your travels and outdoor pursuits.
The award-winning Astroman Sun Shirt is the lightweight, stretchy, and ultra durable fabric packed with the highest rating of UPF 50 sun protection. Named after the legendary climb in Yosemite Valley, the Astroman was built for exposed and rugged climbs, but works equally as well for hiking, paddling, backpacking, bushwhacking, or any other activity when you're headed out in the blazing sun.
Details and Specs
bluesign® approved 85% nylon, 15% spandex
4.8 oz/135 g
The Infinite Guarantee®
Outdoor Research® gear is guaranteed to perform throughout the lifetime of the product. Get your gear back on track by filing a claim on our Warranty Page
Have a question? Problem? Other request? We’re here to help you find a solution.
Our customer service is waiting for your call at
855-967-8197, on weekdays Monday-Friday between 8am-5pm PST. If you prefer email, you can send your query to info
Thanks for getting in touch. We can’t wait to get you back outside with your gear.
Size & fit guide
*All sizing is based on your body measurement.
We adjust the garment for intended fit and intended use.
About the fit
Next to Skin
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