Men's Sun Shirts Lightweight & Breathable – Outdoor Research

Lightweight, Breathable, Stretchy UPF 30-50+ Protection Named after the legendary route in Yosemite Valley, the Astroman S/S Sun Shirt features our best-selling lightweight, stretchy, and durable Astroman fabric for long days on the wall, hiking, paddling, and backpacking. AirVent technology on the back yoke allows superb airflow and breathability, and built-in UPF 30-50+ sun protection protects skin from harmful UV rays.

Outdoor Research - Men's Astroman Short Sleeve Sun Shirt - XXL - Fatigue Plaid

Outdoor Research Men's Astroman Short-Sleeve Sun Shirt

Self-cooling technology that dynamically adjusts to your body temperature, making overheating a thing of the past. This shirt has the highest level of UPF 50+ sun protection so you can start feeling cooler for longer today. Best-selling ActiveIce technology works more efficiently and effectively than ever before. Our proprietary self-cooling technology now reacts to increases in your body temperature by dynamically cooling you faster when you need it most.

Outdoor Research Men's ActiveIce Spectrum Sun Long Sleeve Tee

Ultra Breathable And Lightweight 4-Season Customer Favorite, The Echo T-Shirt is built from bluesign®-approved and recycled materials and is perfect

Men's Echo T-Shirt

Outdoor Research Astroman Long Sleeve Sun Shirt -- The Astroman Sun Shirt is our best-selling lightweight, stretchy, and durable fabric packed with the highest rating of UPF 50+ sun protection. Named after the legendary route in Yosemite Valley, the Astroman was built for exposed and rugged climbs, but works equally as well for hiking, paddling, backpacking, or any other activity when you're headed out in the blazing sun.

Outdoor Research Astroman Long Sleeve Sun Shirt - Men's Dark Sand XL

Outdoor Research Astroman Sun Shirt Long Sleeve SPF Snap Gray Plaid Men's XL

Outdoor Research Echo T-Shirt - Men's - Men

Lightweight, Breathable, Stretchy UPF 30-50+ Protection Named after the legendary route in Yosemite Valley, the Astroman S/S Sun Shirt features our best-selling lightweight, stretchy, and durable Astroman fabric for long days on the wall, hiking, paddling, and backpacking. AirVent technology on the back yoke allows superb airflow and breathability, and built-in UPF 30-50+ sun protection protects skin from harmful UV rays.

Outdoor Research Astroman Short Sleeve Sun Shirt - Men's Slate Plaid XL

Outdoor Research ActiveIce Spectrum Sun Long-Sleeve T-Shirt - Men's - Clothing

Powered by the same thermo-regulating formula as ActiveTemp. Best-selling ActiveIce technology works more efficiently and effectively than ever before. Our proprietary self-cooling technology now reacts to increases in your body temperature by dynamically cooling you faster when you need it most.

Outdoor Research Men's ActiveIce Spectrum Sun T-Shirt

Outdoor Research Astroman Sun Hoodie

85% Nylon, 15% Spandex Imported OUTDOOR APPAREL: Perfect for every outdoor pursuit, this men's shirt from Outdoor Research is all you need to stay

Outdoor Research Men's Astroman Long Sleeve Sun Shirt – Lightweight UPF 50 Protection