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Adrenaline 20L Day Pack
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Adrenaline 20L Day Pack is built to move fast with all-day comfort and water resistance
What Our Gearhead® Experts Are Saying:
"This pack surprised me—lightweight but burly. I’ve used it for everything from trail runs to alpine scrambles. The daisy chains and padded top pocket make organizing gear easy, and it handles wet weather better than most packs its size."
When speed and simplicity matter, we load up the Outdoor Research Adrenaline 20L Day Pack. With just enough space for layers, fuel, and essentials, it’s our go-to for quick alpine pushes, fast-moving trail hikes, and grab-and-go days outside. Built with a durable mini ripstop nylon shell and coated to shed light moisture, this pack keeps our gear dry when we get caught in passing squalls.
From the breathable shoulder straps and ergonomic back panel to the intuitive pockets and hydration sleeve, the Adrenaline 20L feels dialed for high-output missions. Dual daisy chains expand our gear haul options—perfect for clipping a helmet or stuffing in a rain shell—and the padded top zip stashes our must-haves within reach. Whether it’s a summit sprint or a trail loop before lunch, this pack is ready to keep pace.
Details
- Streamlined 20L daypack built for alpine pushes and quick hikes
- PU-coated ripstop nylon shell repels light moisture and abrasion
- Padded top pocket keeps valuables protected and accessible
- Ergonomic shoulder straps and back panel for breathable comfort
- Dual daisy chains add external gear-carrying capacity
- Two external water bottle pockets for quick hydration
- Internal hydration sleeve and adjustable sternum strap
- Detachable waist belt for customizable support
- Item #ODRZ8TS
This item is made with PFAS chemicals and cannot be shipped to some states. View Shipping Policy
- Material
- [face fabric] Mini Diamond Ripstop (210D nylon, PU coating), [lining] 55% oxford polyester, 45% recycled polyester
- Volume
- 20L (1220cu in)
- Shoulder Straps
- padded, adjustable
- Waist Belt
- adjustable
- Access
- top
- Pockets
- 2 side water bottle, 1 zippered top, 1 internal hydration sleeve
- Dimensions
- 18 x 9 x 10in
- Claimed Weight
- 1lb 6.2oz
- Manufacturer Warranty
- limited lifetime
- Activity
- casual, hike & camp
Outdoor Challenges, Solved
Outdoor Research applies the research method to solve the most demanding challenges faced outdoors. This gear and commitment to innovation stand the test of time.
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