Osprey Siskin 8

Designed for discerning mountain bikers looking for a do-it-all pack, the 8-liter Siskin provides a stable, breathable and highly-comfortable carry. A next-gen reservoir provides plenty of hydration for your biggest rides and features like a separate main compartment and LidLock helmet carrier give it all-day versatility.
Features
Upper side compression and full face helmet carry
Direct access zip path to reservoir compartment
U-zip main compartment access
Front fabric shove-it pocket
LidLock helmet attachment
Blinker light attachment
Magnetic sternum strap bite valve attachment
Hydraulics LT 2.5 L reservoir included
Main compartment tool organization