Features: The expandable backpack features vacuum compression technology to save space, and craft with water resistant Oxford fabric for durability. Multi compartment design includes dry wet separation, padded laptop sleeve, and locking buckle, combined with ergonomic shape strap for comfort. Great for frequent traveler, daily commuters, and students needing organized storage for tech and essential. Travel friendly expandable backpack excels in business trip, and commuting with quick access airport security features. Reinforced wear resistant base and folding system ensuring long lasting performances and effortless portability for fast paced lifestyles. Specifications: Component: Oxford fabric Optional Color: As picture shown Size:approx. As picture shown Quantity: 1set Package Includes: 1pc Expandable Vacuum Compression Backpack 1pc USB Cable 1pc Air Pumps note: Please allow 1-3cm error due to manual measurement. please sure you not mind before you bid. Due to difference between different monitors, the picture may not reflect the actual color.