With the Camelbak Women Zephyr Pro, you're ready to tackle any mountain challenge! This ultra-lightweight hydration backpack is designed for intense outdoor activities such as hiking, trail running, or climbing. Its aerodynamic design, combined with breathable mesh construction, ensures optimal comfort throughout your adventure. The adjustable compression straps keep the pack securely in place on your back, while the integrated tool pocket allows you to keep your gear within reach. With a 3-liter water reservoir capacity and an additional 10 liters of storage space, the Camelbak Women Zephyr Pro is a complete and versatile hydration backpack. Fully removable and stowable trekking pole quiver: allows you to easily access your trekking poles while running High-tech breathable mesh: with body mapping technology: we’ve incorporated our body mapping technology into this mesh back panel. There are specific models for men and women, based on the areas of your back that heat up the most. This keeps your back cooler! Secure phone pocket: keep your phone close to the vest and close to you with our easy-access phone pocket Adjustable dual sternum strap: for easily customizable fit, ensuring your comfort all day long Expandable storage pockets: perfect for the little extras you might need during your journey Food and gear storage: just enough space for all your snacks, water, and running gear Reflectivity: various highly visible reflective points so you can run safely when the sun goes down Safety whistle: on the trails, your safety is our top priority. The safety whistle is perfect for alerting others that you are approaching or for calling for help Four-point compression: the vest features 2 compression straps on each side, allowing it to perfectly contour to your body. This makes the vest feel like it was custom-made for you, so you forget you're wearing it while running Ultra-lightweight materials: this means no unnecessary baggage for your trail run, allowing you to run comfortably all day Tube Trap attachment: gives you the flexibility to use a water bladder and easily grab the hydration tube without having to undo the buckle or hook, for easy hydration while running Quick Stow flasks: these lightweight, collapsible flasks fit easily into your running vest pockets; equipped with our classic one-piece silicone bite valve for quick hydration, they are perfect for a day of running Volume: 11 L Camelbak Women Zephyr Pro - Hydration backpack | Hardloop