FEATURES: 3D Ventilated Mesh Harness: Lightweight and breathable with added cargo Dual Adjustable Sternum Straps: Offers a range of adjustments for a custom fit and increased stability Secure Zippered Pocket: Keep essentials or tools safe and easy to access Stretch Overflow Pocket: Quickly stash or shed an extra layer Integrated Tool Organization: Keep your CO2 cartridges, patch kits and more right where you can find them Elastic Pump Loop Sit Above Jersey Pockets: for all-day rides Reflectivity: For low light safety Easy access harness pockets allow you to quickly grab phone or essentials BPA / BPS / BPF Free SPECS: Hydration Capacity: 50 oz. Pack Weight: 10 oz. Torso Fit Range: 71-116 cm / 28-46 in Gear Capacity: 2.5L/150 cu in