The Waterproof Travel Vacuum Compression Backpack is the ideal solution for travelers seeking convenience and efficiency. Thanks to its innovative vacuum isolation technology, this backpack comes with a specialized isolation chamber that, when used with the included air pump, allows you to compress your items significantly, enabling you to pack far more luggage than traditional backpacks. It features a dedicated compartment capable of accommodating a 16-inch laptop, ensuring your device remains safe and secure during transit. Whats more, the backpack can be expanded by increasing its thickness, providing extra storage space when needed. Crafted with a waterproof and breathable coated fabric on the surface, it safeguards your belongings from rain and moisture while preventing stuffiness. To add a personal or brand touch, we offer logo customization services, helping you showcase your unique identity or brand image with style. Made from polyester material, measuring 19*14 inches, this custom waterproof travel vacuum compression backpack. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. We offer logo printing and full packaging customization. Product Highlights: Portable, durable, practical for daily use.