This water-repellent wind shirt is a no-brainer for runs in uncertain mountain weather. It's fast drying, ultralightweight and breathable, with a stretch-knit hood and lower sleeves, and a DWR (durable water repellent) finish that's made without PFCs (perfluorinated chemicals). Packs into its own pocket for easy stowability. Made in a Fair Trade Certified™ factory. Stretchy, Ultralightweight 100% Recycled Polyester Shell Ultralightweight body fabric is made of 100% recycled polyester stretch-woven ripstop with a DWR (durable water repellent) finish that's made without PFCs (perfluorinated chemicals) Integrated Stuffsack Left-chest pocket converts to a stuffsack for easy packing and stowability when needed Two-Way Zipper Deep front-zip with a two-way zipper allows for added venting and easier layering while on the move Fitted Hood Stretch-knit hood fits snug without reducing peripheral vision and provides just the right amount of warmth and protection for early-morning starts Lightweight Double-Knit Lower Sleeves Lower sleeves are made of lightweight stretch-knit fabric and can be easily pushed up the forearms for added venting and comfort Longer Sleeves Longer sleeves offer added protection on colder days Supporting the People Who Made this Product Made in a Fair Trade Certified™ factory, which means the people who made this product earned a premium for their labor Weight: 105g