Carry everything you need for longer runs with the Camelbak Ultra Pro Vest. It includes 2 X 500ml quick stow flasks and can accommodate a 1.5-litre reservoir in the back. The vest features a women's specific fit and four soft flask pockets for customisation. Ten exterior pockets offer ample space for nutrition or extra layers. It also includes a phone-specific pocket and space for a 1.5-litre reservoir. The vest is constructed from 3D micro mesh for multidirectional airflow and cushioning, with reflective elements for improved low-light visibility. Women's Specific Fit Engineered to fit a woman's frame. 3D Micro Mesh Multidirectional air flow and cushioning to maximize comfort and breathability. Secure Phone Pocket Conveniently located with a zipper closure for secured quick access. Dual Adjustable Sternum Straps Offer a range of adjustments for a custom fit and increased stability. Stretch Overflow Pocket Quickly stash or shed a layer or rain shell. Fuel and Gear Storage Organize run essentials with pockets specifically designed for Quick Stow flasks. Trekking Pole Carry Easily remove or replace poles while running. Reflectivity For early morning or late-night runs. Safety whistle Extra assurance in case of an emergency. Hydration capacity: 1l (34 oz). Hydration type: Quick stow flask x2. BPA/Phthalate free: Yes. Gear capacity: 6l (360 cu in). Pack weight: 150g (5 oz). Dimensions: 36 x 24 x 11 cm (14.2 x 9.4 x 4.3 in). Fits torso: Fits a chest size of XS (66-81 cm / 26-32 in), S (71-86 cm / 28-34 in), M (81-93 cm / 32-37 in), L (89-101 cm / 35-40 in). Accessories included: 2 quick stow flasks. Number of exterior pockets: 10.