Kelty Orbit 15 Pack Graphite The Kelty Orbit 15 Pack Graphite is ideal for a day of trekking or hiking. It is hydration compatible, so you can carry your water bottles and reservoirs close at hand. The panel loading feature provides extra ease and convenience when packing and unpacking. This pack has zippered waist belt pockets to keep and access anything that you might need often. An agile suspension system ensures maximum comfort by helping to evenly distribute the weight of your gear. Its AirMesh shoulder strap aides this process by providing support when you carry your bag. The ventilating back panel ensures that you stay cool even under the hot sun as it delivers optimum airflow. The Kelty Orbit 15 Pack Graphite is the ideal backpacking companion.