FEATURES: Versatile 2-in-1 design: Switch seamlessly between trolley case and backpack 2. DIY dividers and 30L large main compartment for secure equipment storage.3. PU double-row wheels: Durable, quick-release for extra space and comfort4. 10L Expandable front compartment for gimbals, clothing, and more.5. Three-stage wide aluminum handle: Balanced, easy pull, and space-efficient..