- Expandable Two-Layer Duffle Bag: This versatile travel bag features a 28L capacity for daily use as a shoulder bag or handbag. Easily upgrade to a spacious 43L carry-on by attaching wheels and unzipping the first compartment. For longer trips, expand to a generous 58L suitcase by opening the second zip. - Durable and Waterproof Design: Crafted from high-quality, wear-resistant, scratch-resistant, and waterproof oxford cloth, this bag ensures your belongings stay protected. The concealed buckle on the side allows for easy securing of the bag. - Organized Interior: The bag includes one main compartment, one inner zipped wet/dry pocket for keeping wet or dirty items separate, and two insert pockets for quick access to essentials like your passport, mobile phone, or keys. - Convenient Rolling Functionality: Equipped with four removable wheels, this duffle bag is designed for smooth travel over rough or uneven surfaces. Wheels are simple to install—just push them into the designated grooves—and allow for 360-degree rotation for effortless maneuverability. Use Scenarios: 1. Perfect for weekend getaways, easily transition from a handbag to a wheeled suitcase when you need extra space. 2. Ideal for gym sessions or sports events, keeping your gear organized and accessible while remaining stylish. 3. Great for business trips, with a professional appearance and compartments designed to hold your work essentials.