The Women's Ultra Pro Vest is a trail running backpack for women from the brand Camelbak, designed to accompany you during your training sessions and long-distance races. This trail running backpack is available in four sizes and will surely fit your body shape. The Women's Ultra Pro Vest features four different pockets specially made for soft flasks so you can choose where to carry the two included Quick Stow flasks. Additionally, the Camelbak trail backpack is made with 3D micro-mesh, ensuring proper ventilation and comfort during your long outings. It also offers several storage options, easy access to fuel, and a secure zippered phone pocket. The back and sides are equipped with multiple stretch pockets, perfect for carrying even more items. The Ultra Pro Vest can accommodate a 1.5 L reservoir, particularly suitable for long runs. Even in the dark, you will always be visible thanks to the reflective elements of the Camelbak trail running backpack. Women's Specific Fit: Designed to fit a woman's size 3D Micro-Mesh: Multi-directional airflow and cushioning to maximize comfort and breathability Secure Phone Pocket: Ideally located with a zipper for quick, secure access Double Adjustable Chest Strap: Offers a range of adjustments for a personalized fit and increased stability Stretch Overflow Pocket: Quickly stash or shed a layer or rain shell Fuel and Gear Storage: Organize essential race items with pockets specially designed for Quick Stow flasks Trekking Pole Carry: Easily remove or replace poles while running Reflectivity: For early morning or night runs Safety Whistle: Extra assurance in case of emergency Chest Size: XS 66-81 cm / 26-32 in. Chest Size: S 71-86 cm / 28-34 in Chest Size: M 81-93 cm / 32-37 in Chest Size: L 89-101 cm / 35-40 in Camelbak Women's Ultra Pro Vest - Trail running backpack - Women's