Osprey Packs Escapist 25 Daypack Nylon Imported External hydration sleeve in backpanel simplifies refilling and protects pack content from spills Torso adjustable harness offers custom fit for different torso lengths An integrated raincover protects your gear from foul weather. It stows away in its own external pocket at the bottom of the pack. Blinker light attachment allows for quick light attachment so you can be seen in the dark Lidlock helmet attachment system quickly secures helmet for transport while not in use