【ANTI-THEFT SECURITY DESIGN FOR WORRY-FREE TRIPS】 Equipped with a hidden password lock and a concealed card pocket on the shoulder strap (for bus cards/ID cards), the OZUKO sling bag effectively prevents theft. Thickened fabric and anti-pry zippers keep your phone, wallet, and valuables safe—perfect for crowded places or long journeys. 【ON-THE-GO USB CHARGING CONVENIENCE】 Built-in USB charging port (power bank not included) allows you to charge your phone anytime, anywhere. Just plug in your power bank inside the bag and connect your phone to the external USB port—no need to rummage through the bag for power, solving the trouble of dead phones during outdoor activities. 【WATERPROOF FABRIC & DURABLE QUALITY】 Made of high-density waterproof coated fabric, the bag resists light rain and splashes, keeping your belongings dry in sudden weather changes. Wear-resistant material ensures long-term use, suitable for outdoor adventures and daily commutes. 【ERGONOMIC ADJUSTABLE SHOULDER STRAP】 Dual-buckle design supports left/right shoulder switching, reducing pressure on a single shoulder. Breathable decompression back panel and padded shoulder strap enhance comfort, even when worn for 8+ hours (e.g., hiking, traveling). The hidden card pocket adds extra convenience for quick access. 【MULTI-LAYERED STORAGE & VERSATILE SCENARIOS】 Boasting spacious and well-organized storage space, the bag features multi-level compartments (main pocket + side pocket + back zip pocket) to neatly arrange your phone, tablet, water bottle, keys, and other daily essentials. Whether you’re riding, hiking, traveling, on vacation, or commuting daily, this bag adapts seamlessly to your needs—also a thoughtful gift for husbands, lovers, or sons. 【OZUKO: 27 Years of Fashion & Quality, Redefine Your Daily Carry】 Founded in 1996, OZUKO has been committed to creating fashion-forward and high-quality bags for modern adults. We believe that a good bag should not only be stylish but also make life easier—this is why the OZUKO men’s sling backpack is designed with both aesthetics and practicality in mind. Enjoy a more stylish and convenient life with OZUKO. 【Why Choose This Sling Backpack? 5 Core Advantages for You】 ✅ Anti-Theft Protection You Can Trust The hidden password lock and anti-pry zippers form a double security barrier, preventing unauthorized access. The shoulder strap’s concealed card pocket keeps small items (like bus cards/ID cards) within easy reach while avoiding loss. Whether you’re traveling in a crowd or hiking in the wild, your valuables are fully protected. ✅ Never Run Out of Power Again The built-in USB charging port solves the problem of dead phones during outdoor activities. Simply place your power bank inside the bag, connect it to the internal cable, and charge your phone via the external USB port—perfect for long hikes, road trips, or commutes where power outlets are hard to find. ✅ Waterproof & Durable for All Weathers High-density waterproof coated fabric with thick molecular density repels light rain and splashes, keeping your electronics, documents, and clothes dry. The wear-resistant material withstands daily friction and outdoor scratches, ensuring the bag serves you for years. ✅ Comfort That Lasts All Day The ergonomic breathable back panel reduces sweat and pressure, while the adjustable shoulder strap (left/right switchable) distributes weight evenly. Padded shoulder strap enhances comfort, making it suitable for all-day wear—whether you’re riding a bike to work or hiking a mountain trail. ✅ Smart Storage for Every Need Boasting spacious and well-organized storage space, the bag features multi-level compartments (main pocket + side pocket + back zip pocket) to neatly arrange your phone, tablet, water bottle, keys, and other daily essentials. Whether you’re riding, hiking, traveling, on vacation, or commuting daily, this bag adapts seamlessly to your needs—also a thoughtful gift for husbands, lovers, or sons. 【For Every Moment of Your Life】 This versatile sling bag is your ideal companion for: Outdoor adventures: Hiking, camping, riding, climbing Daily life: Commuting, shopping, running errands Travel & vacation: Sightseeing, business trips, weekend getaways It’s not just a bag—it’s a reliable partner that adapts to your lifestyle. 【A Perfect Gift for the Special Man in Your Life】 With its stylish Korean design, practical functions, and high-quality craftsmanship, the OZUKO sling backpack is a thoughtful gift for your husband, lover, son, or friend on birthdays, anniversaries, Christmas, or other special occasions. Show your care with a gift that combines fashion and utility. 【Product Specifications】 Dimensions: 4 x 7 x 13.7 inches Weight: 14.9 ounces (0.42 kg) Capacity: 383 Cubic Inches Color: Black Suitable for: Unisex adults