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Forge Grey
Forge Grey

This product is no longer available, but don't go just yet.


  • A deep, reflective front zip and Air Flow mesh under the arms and in the mid-back for maximum venting
  • Cuffs include thumbholes and low-profile fold-over mitts
  • Front and back reflective logos; UPF 15 sun protection; Polygiene permanent odor control
  • Reflective center-front zipper; reflective logo on left chest; spot reflectivity at back neck


View all Patagonia Men's Running Shirts

REI membership


Best Use Running
Shirt Style Zip-front
Fabric (Main) 88% polyester/12% spandex / (panels) polyester mesh
Sun-Protective Fabric Yes
Moisture Wicking Yes
Quick Drying Yes
Sleeve Length Long Sleeve
Hood Yes
Thumbholes Yes
Gender Men's

The REI Difference

100% satisfaction guaranteed

We stand behind everything we sell. If you are not satisfied with your REI purchase, you can return it for a replacement or refund within one year of purchase.

REI's guarantee doesn't cover ordinary wear and tear or damage caused by improper use or accidents.

If your item has a manufacturing defect in its materials or workmanship, you can return it at any time. See our limited warranty.

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At REI, we live and breathe the outdoors, and we're passionate about sharing our expertise with people of all skill levels. Whether you're new to the outdoors or a seasoned explorer, we'll take the time to understand your needs and help you find the right gear for you.

10% annual member refund

Anyone can shop at REI, but for a one-time $20 fee you can become an REI member and enjoy a lifetime of benefits. These include an annual member refund, typically 10% back on eligible purchases.*



*10% is typical but not guaranteed. Your refund is based on eligible purchases, which exclude REI gift cards, services, fees, REI Adventures trips, REI Garage, and discounted items. Learn more