Bike Riding Hydration Bicycle Outdoor Sport Portable Lightweight black

This backpack is lightweight and convenient, designed ergonomically for comfort and breathability, with reflective pattern for safer nighttime sports. It can also be used with a water bag and a water bottle. (Water bag or water bottle not included) ? Features: Suitable for various occasions, including riding, hiking, running, camping, and more. Fit to the body, evenly stressed, lightweight and stable, without shaking. The main compartment can hold water bags or lightweight clothing, and both the left and right shoulder belts have water outlets for easy hydration. Ergonomic design, breathable mesh, comfortable carrying, quick heat dissipation, not stuffy. Chest belt sliding adjustment system, can be adjusted according to needs. With reflective pattern for safer nighttime sports. Drawstring design, convenient for storing clothes and other small items. ? Specifications: Color: black+green Material: nylon+PU Capacity: 7L Item size: 370 * 190mm / 14.6 * 7.5in Item weight: 145g / 5.1ounce Package size: 380 * 260 * 20mm / 15.0 * 10.2 * 0.8in Package weight: 178g / 6.3ounce ? Package List: 1 * Backpack