CamelBak Cloud Walker 18 2.5L Hydration Pack - The Cloud Walker 18 hike pack is redesigned with equal parts technical and functional to create the perfect day or play solution. Roam the Earth with comfort, thanks to our Air Support Back Panel, constructed with lightweight materials for max ventilation. You’ll stay hydrated and light on your feet with our 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. Repurpose Gold Sustainability Badge: Made with recycled materials, made with safer chemicals, and designed to preserve resources and diminish disposables. Features Air Support Back Panel: Designed with Body Mapping Technology to allow for maximum ventilation on the hottest areas of your back Side cargo pockets and compression straps Removable Waist Strap: Added stability when you need it Secure Phone Pocket: Conveniently located with a zipper closure for secured quick access Trekking Pole Carry: Easily remove or replace poles while running