Features and Benefits: Instant access- no need to stop and remove your pack to get a small and necessary items. Keeps sunblock, lip balm, bug dope, energy replacement, knife, navigation equipment, etc. right where you need it. Multi-position attachment options (sternum straps, waist belts, and shoulder harnesses). External D-ring for attaching emergency whistle, navigation aids, flashlight, etc. Made from high quality 1000D. Cordura Nylon fabric, YKK zipper and mil-spec. nylon webbing to ensure quality and durability. Cargo capacity: 60 cu. in