Cirrus 9 Backpack 3.93 in / 10 cm British Columbia was built by

British Columbia was built by some 500 million years of geologic discord along the western margin of the North American tectonic plate

Sustainable design that doesn't sacrifice performance in cold weather around 30°F

while evaporative cooling pulls heat from the dog

Adventure racers love the adjustable neck strap feature

The AT Crampon is easily installed or removed on-the fly with a single hand

Cirrus 9 Backpack 3.93 in / 10 cm British Columbia was built byThe Black Diamond Cirrus 9 is as minimal as it gets, weighing in at just 1 ounce, and slaying the competition for the lightest pack on the market. Built from super light fabric and featuring their innovative Splice Adjust shoulder straps, this accessory pack stuff s into a pouch the size of an egg and is always ready for action, whether youre packing it for travel, or stowing it in your climbing pack for those unplanned additions of kit.