Heading out for a long run? Not sure about the weather, or your ability to navigate and get home before dark? When you need to bring a few extra pieces of kit with you, or if you're going fast and light, the Dyna 6 accommodates just enough fuel and gear to get you there and back—no matter how far "there" may be. This pack will please novice runners and experts alike.

Features:

• Included Osprey Hydraulics 1.5 LT reservoir with QuickConnect and sternum strap magnet for bite valve
• Built for Speed: Vest-pack fit provides bounce-free stability and purpose-built for incredible comfort so you can focus on FKT's and PR's
• Full Airmesh Backpanel: Breathable mesh wrap with soft, irritation-free contact surface
• Hydration Included: Bottles, reservoirs, and add-on flexibility for short runs, long runs, and everything in between. You decide what you need. Duro/Dyna makes it possible
• Easy Access: Pockets up front for quick access to fuel and soft flasks, trekking pole storage when you need to use your hands as much as your feet to move forward, and room for rain gear and extra layers
• Front panel zippered internal reservoir sleeve
• Front panel zippered slash pocket
• Mesh-covered, perforated foam harness
• Modified straight ErgoPull hipbelt closure
• Zippered stretch mesh bodybelt pockets
• Seamless integration with vest-pack-style fit
• Accessible dual lower side panel zippered stretch mesh pocket
• Lower stabilizing/expansion compression straps
• Snap-in adjustable/removable dual chest straps for customized stability
• Vertical zippered harness slash pocket for valuables or phone
• Dual extra-large stretch mesh soft flask/food harness pockets
• Dual lower stretch mesh food/supplement harness pockets
• Trekking pole attachment
• Tuckaway safety whistle
• Front panel stretch mesh compression pocket
• Adjustable and removable dual chest straps for stability
• Front harness gear- and food-organization pockets
• Breathable mesh wrap with soft, irritation-free contact surface
• Die-cut EVA foam for larger loads
• Women's-specific sizing and fit

Specifications:

• Main Fabric: 70D x 140D Nylon Triangle Ripstop
• Accent Fabric: 320Gr Nylon Stretch Mesh
• Bottom Fabric: 200Gr Nylon Stretch Mesh