Gregory Kiro 28 Backpack | Travel Backpack from Gregory | Designed to flex and move with your body, the CloudControl hipbelt provides soft, and stable supportPerforated, 3D foam backpanel with gradient printed mesh provides breathable, and stylish comfort Wrap-over shoulder harness with connected yoke design and sternum strap with integrated safety whistle 360° Reflectivity with reflective attachment loops and reflective printing provide added visibility from all aspects Internal hydration sleeve with SpeedClip hydration hanger compatible with Gregory's Hydro reservoirs (reservoir not included) Drawcord access to main compartment Top zippered pocket with center buckle attachment Side access stretch mesh water bottle pocket with angle entry for easy access Zippered side pocket for secure storage with key clip that can easily be accessed on trail Top zippered trail access pocket Low-profile trekking pole attachment with top and bottom elastic cording