XX1 means uncompromising strength at an ultra-lightweight with performance consistency and silky smooth

Rail features an innovative

and a right-thigh zippered pocket

is water-repellent

Part Number: E00698

Siskin 12 Pack Color:Ultimate Red XX1 means uncompromising strength atOsprey Siskin 12 With a little more room and a focused feature set, the Siskin 12 liter is a well balance performance mountain biking pack for adventurous day son the trail. Coming with a next gen 2. 5 liter reservoir, it also has a generous main compartment with plenty of room for your spare tubes, multi tool, trail pump, extra lightweight layers and more. Details: Upper side compression and full face helmet carry Direct access zip path to reservoir