The Stratos 24 Backpack has all the features of Ospreys larger Stratos packs but in a size suitable for more modest pursuits. Whether youre biking to work or heading to the crag, this hydration-compatible pack has the right amount of room for your gear. During morning commute, the Ospreys AirMesh suspension system circulates air to keep you cool, dry, and comfortableno more sweat spots on your back. Throw a change of clothes into the easily accessible main compartment and your climbing shoes into one of the external mesh pockets for an after-work bouldering sessionthe InsideOut compression keeps it all secure. If you think youll encounter ice or your annoying hotshot coworker, secure your ice axe in the external loop and be prepared. Osprey update this versatile pack with a harness pocket for you MP3 player or an energy gel, and added hip-belt pockets for keys and small essentials.