The Cloud Walker™ 18 hike pack is designed with equal parts technical and functional to create the perfect day or play solution. Roam the Earth with comfort, thanks to the Air Support™ Back Panel, constructed with lightweight materials for max ventilation. You'll stay hydrated and light on your feet with the massive 2.5L Crux® Reservoir. Keep supplies at the ready with side cargo pockets, perfect for hydration and small tech. The removable waist belt allows you to enjoy flexibility and adjustability along the trail. An extra exterior zip pocket secures smaller items like snacks for the long haul and a trekking pole attachment allows you to navigate difficult terrain. A phone pocket is conveniently located with a zipper closure for secured quick access. Provides 15.5L gear capacity. Belt fit range of 26” – 46” and torso fit range of 15” to 19”. Dimensions: 18.11” x 10.24” x 9.06”.