Red Rock Outdoor Gears Cactus Pack is a lightweight 2.5 liter hydration pack. The Cactus Pack has two large external pockets for storing field essentials. The contoured shoulder straps are padded and include quick-release buckles for getting out of the pack promptly. An adjustable sternum strap and waist strap anchor the bag to your chest while distributing the weight across your back. Red Rock Outdoor Gear sets the bar high with this tactical hydration pack.