Stable Travel Assistant: This duffel bag innovates with an upgraded support structure to prevent deformation. Triple-reinforced bottom prevents sagging even with 50lbs daily clothes,dorm essentials or camping gear, solving sagging issues. The ergonomic handle connects to a reinforced base, boosting load-bearing capacity and distributing weight for effortless handling. It lets daily user，college movers and outdoor adventurers pull with ease in a comfortable posture Large Capacity and Small Volume: This is a huge roller duffel bag,Expansion from 100L(weekend gym bag) to 120L(family beach trip haul), and folding does not take up space no need for complex operations, capacity adjustment can be completed with one hand. Entire scene is suitable for weekend vacations, road trips, outdoor adventures, business trips, etc. Normal mode 29.5 x 13.8 x 13.8 inches（100L) which meets most US air cargo sizes, Extended mode 29.5 x 13.8 x 17.7 inches（120L） Technological Fabric: Upgraded 3-in-1 film composite fabric outperforms ordinary materials with waterproof, wear-resistant, and easy-clean features. Built to withstand diverse environments, so luggage maintenance never distracts from your journey. Features minimalist streamlined design with matte texture and color options, ensuring business travel stays polished and leisure trips remain stylish. Travel confidently with easy-clean fabric that lets you focus on your woderful journey Multiple Transportation Methods and Storage Functions: It features quick storage and retrieval with a large U-shaped opening and two-way zipper. Four modes (handheld, crossbody, trailer, double lift) making you a true travel companion in all scenarios. Includes two detachable mesh bags for partitioned storage or regular use. Dry-wet separation keeps wet clothes separate. External drawstring allows quick access without opening the bag. Comes with a lock for security Premium Customer Service: Our dedicated brand support team stands ready to assist you. Whether you're making bulk purchases for your travel business or need product guidance, contact Fanwoli Customer Care for personalized solutions Goodbye to rigid handle limitations! Most duffels use retractable metal handles for rolling, but they make bags bulky and impossible to fold, wasting space. Our innovative foldable handle: Unlike bulky metal rods, our heavy-duty webbing strap adjusts to heights (Balancing tall and petite travelers), then rolls flat. Stores in closets/suitcases – dwellers in tiny apartments reclaim precious space Rolling duffel bag