• 5-liter capacity including a 2-liter Hydrapak 3D lumbar reservoir • Magnetic tube clip for automatic placement on the waist buckle • AirFlow breathable back panel eliminates hot spots and minimizes sweat • Main compartment with internal organization for tools and food • Fleece-lined pocket on the padded hip belt for phone or sunglasses • Side compression straps keep the load close to the body • Deployable bottom straps designed to carry protection or pads