This is a new, lightweight, and multi-functional outdoor backpack. Made of durable nylon material, it is waterproof and can handle sudden rain. The vest-style design fits the body securely, making it suitable for a wide range of activities such as running, hiking, cycling, and trail running. The back and shoulder areas use breathable mesh material for comfortable use even over long periods. ■ Material: Nylon ■ Color: Orange ■ Features: Lightweight / Waterproof / Breathable / Vest-style / Hydration compatible (pack not included) ■ Condition: New, unused (please see the images)