Osprey Packs Kestrel 28 Backpack Polyester Osprey's stow-on-the-go trekking pole attachment is designed to quickly attach and carry trekking poles while wearing a 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 An external reservoir sleeve is located behind the shoulder harness Allowing easy Loading/unloading of a hydration reservoir The dual ice tool loops and clove hitch style bungee tie-offs provide secure tool attachment and transport Dual upper side compression straps stabilize loads while lower, cross functional compression straps also serve as external gear carry straps Pockets: 1 interior zip, 6 exterior