 | Mens prAna Altitude Tracker 1/4 Zip II - Black. Soft and stretchy performance 1/4 zip for light days at the gym or your daily coffee run. The Altitude Tracker 1/4 Zip II combines our 4-way stretch performance knit with moisture-wicking technology to keep you dry during lighter gym sessions, travel, or lounging at home. The zipper chest pocket is great for securing essentials, while the soft fabric and classic style make it a customer favorite. | Mens prAna Altitude Tracker 1/4 Zip II in Black, Size Large... - Mens prAna Altitude Tracker 1/4 Zip II - Black. |