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Duro 6L Hydration Backpack
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Warning: California Proposition 65
All-day comfort and hydration with the Duro 6L Hydration Backpack
What Our Gearhead® Experts Are Saying:
“The Duro 6L is my choice for long training runs and races where I need more storage but still want that close, bounce-free fit. The pockets are smartly placed, the mesh feels super breathable, and the included flasks keep me fueled without breaking rhythm.”
The Duro 6L Hydration Backpack is built for runners who go long—delivering stable hydration, balanced storage, and lasting comfort for endurance pursuits. With a refined fit that hugs the body for smooth movement, this vest eliminates bounce and hotspots while keeping essentials within easy reach.
Two 500 mL flasks provide quick hydration on the move, and streamlined pocketing stores extra layers, gels, and nutrition. A rear compartment accommodates the Hydraulics LT 1.5L reservoir (sold separately), giving you flexible hydration options for big days on the trail. The lightweight, 360° stretch mesh construction enhances airflow and mobility, keeping you cool and focused from start to finish.
Made from bluesign-approved, recycled nylon and spandex with a breathable airmesh contact fabric, the Duro 6 combines performance comfort with sustainable design. For runners chasing distance, consistency, and confidence, it’s the pack that keeps up with every step.
Details
- 6-liter running vest designed for endurance runs and long-distance training
- Includes two 500 mL flasks for balanced, efficient hydration
- Compatible with Hydraulics LT 1.5L reservoir for extended water capacity (sold separately)
- Repatterned stretch mesh provides a stable, close-to-body fit with zero bounce
- Ample front and rear pocketing organizes gels, layers, and small essentials
- Soft, breathable sternum system enhances comfort and dynamic movement
- Built-in pole carry option with compatibility for Osprey quiver (sold separately)
- Constructed from bluesign-approved, recycled materials with 360° stretch for all-day comfort
- Item #OSPZ1Q0
- Responsible Collection
- Recycled/Repurposed, Bluesign Approved
- Material
- [face fabric] 70D 85% nylon, 15% spandex, [mesh] 75D 100% recycled polyester
- Volume
- 6L (366cu in)
- Shoulder Straps
- vest-style
- Hydration Compatible
- yes, up to 1.5L
- Reservoir Included
- 2 500mL soft flasks
- Access
- zippered top
- Pockets
- 2 front soft flask, 4 front stash, 1 zippered back
- Gear Loops
- 2 back
- Trekking Pole Carry
- side carry
- Compression
- bungee system
- Activity
- hiking, trail running
- Manufacturer Warranty
- lifetime

Built For The Long Haul
Osprey Packs focuses on one thing: packs that fit just right, carry comfortably, and hold up to years of use. Osprey stands for gear you can trust enough to forget about until the adventure’s done.
Cancer - P65Warnings.ca.gov