- Expandable Capacity: This briefcase features a unique expandable design that allows the main compartment to zip open, providing additional space for extra documents or a change of clothes. Perfect for adapting to your daily needs, whether for a business meeting or a weekend trip. - RFID-Blocking Protection: With built-in RFID-blocking technology, the interior pockets are designed to protect your credit cards and IDs from digital theft. This feature enhances security, making it ideal for today’s professionals who prioritize safeguarding their personal information. - Lightweight & Durable: Constructed from ultra-light carbon-fiber-reinforced material, this briefcase combines exceptional strength with minimal weight. It is easy to carry throughout your busy day, ensuring comfort without sacrificing durability. - Smart Charging Port: The briefcase is equipped with a discreet external USB port that connects to an internal power bank pocket (power bank not included). This allows you to easily charge your devices on the go, ensuring you stay connected and powered up throughout your day. Use Scenarios: 1. Ideal for business travelers who need to transition from meetings to travel, accommodating both documents and clothing. 2. Great for daily commuters who require a secure place for their essentials while staying connected with charging capabilities. 3. Perfect for students who need a versatile bag for classes and extracurricular activities, providing both storage and security features.