Meet the Ultimate Direction Fastpack 20L Designed for speed on the trail, the Fastpack 20L blends a lightweight feel with rugged durability. It delivers a vest-like fit that hugs the torso while carrying essentials for runs, hikes, or day trips. With a capacity of 23.4 liters and a compact silhouette, it’s built to move with you rather than hold you back. The pack excels at keeping you hydrated and fueled without slowing you down. Front-access water bottle storage and strategically placed pockets keep liquids, snacks, and a phone within easy reach as you traverse varying terrain. A roll-top opening allows flexible capacity—expand for longer miles or compress for sprint sections—while a full-side external zipper provides quick access to gear inside the main compartment. Key design features that matter on the move Vest-like fit paired with front-access water bottle storage to balance weight and media with mobility. Roll-top closure for adjustable capacity and a unique zip-down opening to reach the main compartment without removing the pack. Front harness pockets keep water, snacks, and your phone within instant reach during activity. External storage compartments and a full-side zipper offer flexible access to gear when speed matters. Lightweight construction (1.3 lbs without bottles) and a durable 100% polyester body. Comfort and ventilation for all-day use The back panel features Infiknit seamless harness technology combined with Fastflow ventilation, delivering a breathable, anti-chafe fit that helps you stay comfortable on long efforts and varied routes. Specs at a glance Capacity: 23.4 L Weight (without bottles): 1.3 lbs / 0.59 kg Hydration bladder compatible Material: 100% polyester Ideal use scenarios Whether you’re logging miles on a ultramarathon training day, racing a mountain trail, or simply exploring new routes, the Fastpack 20L is designed to adapt to quick sprints, steady climbs, and travel days. It’s a capable companion for runners, trekkers, cyclists, and travelers who value fast access and dependable fit. FAQ Q: What activities is the Ultimate Direction Fastpack 20L designed for? A: Designed for running, trekking, fast hiking, cycling, mountain biking, and travel, with a vest-like fit and multiple access points. Q: How does the Fastpack 20L handle hydration and gear access? A: Front water bottle slots, harness pockets, roll-top closure, and a side zipper provide organized access and easy expansion during sessions.