Osprey Packs Women's Mira AG 18 Hydration Pack Osprey's stow-on-the-go trekking pole attachment is designed to quickly attach and carry trekking poles while wearing the pack An integrated and removable rain cover protects your gear from foul weather. It stows away in its own external pocket at the bottom of the pack Located just below the osprey logo near the top of the font panel, the helmet attachment loop keeps your helmet securely in place while Not in use A large zippered front panel pocket contains internal mesh pockets for gear organization The blinker light attachment found near the base of the front panel of the pack allows for Quick light attachment for high visibility in the dark