-cleaning off gear, cooling off

-sharing without sucking on bite valves

-Filters water in one easy step

-Dry capacity, 500 cubic in. fabric, 100% ballistic nylon

-Bladder, 70 oz with quick-release valves for drinking tube and pressurization tube for easy fill and bladder removal

-Slide top for easy fill, cleaning and drying

-Heavy-duty size 8 coil zippers

-Vertical zippers that are iPod ready

-Removable waist strap

-Ergonomic fit shoulder straps with terraced overlay for adjustable tube configuration and power bulb configuration

-Industrial load disbersement cut and padding

-Integrated slider chest strap

-Plug and play reservoir tube connector

-Compression straps with PVC reinforcement

-Industrial nylon gear strip

-Reflective zipper pulls

-Eco rig back pads with air drive ventilation

-Heavy-duty nylon pack handle