The Duro 15 is designed for unsupported ultrarunners where your pack is the only aid you'll get. It has a vest-pack fit with plenty of room for all day or even multi-day kits with convenient features like harness pockets for food and supplements, a 2.5-litre Hydraulics™ reservoir, soft flask compatibility, trekking pole storage and bounce free carry. Built for speed and comfort so you can focus on achieving your personal best.

Full AirMesh™ back panel - breathable mesh wrap with soft, irritation-free contact surface
Body wrap harness:
- Snap-in adjustable/removable dual chest straps for cutomised stability
- Front harness gear- and food-organisation pockets
- Breathable mesh wrap with soft, irritation-free contact surface
- Die-cut EVA foam for larger loads
Full AirMesh™ hipbelt stabilising wrap - mesh covered, perforated foam construction with modified straight ErgoPull™ closure and zipped stretch mesh bodybelt pockets
Included Osprey Hydraulics® 2.5 LT reservoir with QuickConnect and sternum strap magnet for bite valve
Front panel zipped main compartment and separate zipped internal reservoir sleeve
Front panel stretch mesh compression pocket
Front panel zipped slash pocket
Accessible dual lower side panel zipped stretch mesh pocket
Vertical zipped harness slash pocket for valuables or phone
Dual extra-large stretch mesh flask/phone/food harness pockets
Dual lower stretch mesh food/supplement harness pockets
Trekking pole attachment
Tuckaway safety whistle
Lower stabilising/expansion compression straps

Capacity	13 Litres (Small-Medium), 15 Litres (Medium-Large)
Dimensions	43 x 22 x 21cm (Small-Medium) 48 x 22 x 21cm (Medium-Large)
Harness	Body wrap harness
Access/Loading	Panel
Average Weight	700g (Small-Medium), 765g (Medium-Large)
Made From	Main: 70D x 140D Nylon Triangle Ripstop Accent: 320Gr Nylon Stretch Mesh Bottom: 200Gr Nylon Stretch Mesh