The Black Diamond Magnum is a lightweight peak-bagging summit pack, complete with 16-liters of space in an ultralight design. This small daypack has a molded foam backpanel, contoured shoulder straps, and a 20 mm (.8 in) webbing hipbelt. This do anything pack has a zippered panel opening, stretch mesh side pockets and shock cord for excess capacity. When out for a hike you will love that this pack is hydration compatible.