This lightweight Fastpack 20 allows you to move fast on the trails with a durable design that checks all the feature boxes. The Ultimate Directions Fastpack 20 fits like a vest with water bottles upfront, but distributes weight like a pack. We gave it an upgrade with Infiknit and FastFlow technology to increase the back panel's breathability and moisture-wicking. This do-it-all pack also has plenty of dedicated external storage, a roll-top opening, and a full-side external zipper for easy to anything inside.
Sizing at Chest (Unisex):