【Anti-theft Design】The anti-theft design protects your belongings from being stolen by others, the high-quality materials make it look and feel extraordinary, and the main compartment is equipped with a lockable zipper to easily lock valuables. The reflective pattern printed on the surface of the backpack provides a safer warning at night. 【Built-in USB Charging Port】Simply connect your power bank (not included) to the internal cable, and plug in your device via the external port for hands-free charging. Whether you're hiking, traveling, or commuting, this USB charging sling pack keeps your devices powered up. 【Durable, Waterproof, and Scratch-resistant Design】Made from high-density carbon fiber and tear-resistant oxford fabric, this anti-theft sling bag is both waterproof and scratch-resistant. The durable metal zippers ensure smooth operation, while the waterproof material keeps your belongings safe and dry, no matter the weather conditions. 【Multiple Pockets】With its well-organized interior, this streamline bag provides multiple storage areas to keep your essentials in place. The main compartment fits clothing, tablets, and lunchboxes, while the smaller pockets are perfect for keys, coins, headphones, and sunglasses. Quick-access side pockets allow you to grab your items without hassle. Fashion new carbon fiber streamline anti-theft sling bag 【Ideal Gift】This sling bag anti-theft is a thoughtful gift for any man or woman who loves outdoor activities, travel, or just needs a compact and functional bag for everyday use. Whether for birthdays, anniversaries, or holidays, this tactical bag is a practical yet stylish choice for anyone who values both convenience and security Features:
--Anti-Theft Design: Lockable zippers + hidden back pocket in this anti-theft sling bag.
--USB Charging Port: Built-in port for convenient device charging. 
--Multi-Compartment: Organized storage for phone, wallet, keys, and more.
--Reflective Details: Enhanced visibility for night safety.

Specification:
Material: Oxford Fabric
Size: 12.2 x 6.7 x 2.8 inch/ 31 x 17 x 7 cm
Adjustable Strap: 35"" to 47""
Number of Pocket: 7 Pockets
Color: BlackA, BlackB, Blue, Grey
Occasion: Travel/ Street/ Business/ Hiking/ Camping/ Outdoor sport/ Cycling/ Work.

Package Contents:
1Pc * Carbon Fiber Streamline Anti-theft Sling Bag

Note:
1. Please kindly allow minor size differences due to manual measurement.
2. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.