Jiawu Vacuum Travel Backpack with Pump, 30-45L Expandable Compression Backpack, Water Proof Oxford Cloth Air Vacuum Seal Backpack with USB Charging Port for Women & Men

USB EXTERNAL CHARGING PORT: Internal connect charging bank(not included), external connect mobile phone, outdoor can also be charged anytime and anywhere, air backpack let you travel without worriesREASONABLE LAYOUT: Travel air backpack uses a large capacity main bag and multiple combination bags, divided into categories, can quickly open the bag to pick upWATER PROOF MATERIAL: Air Backpack inner bag support dry and wet separation, water proof fabric, lightweight, wet water wipe dry, provide more convenienceHUMANIZED BOX STRUCTURE DESIGN: The main bag of vacuum air backpack adopts 180° opening and closing design, taking into account the introduction of large items, specially extending the opening to 180°; Take a more convenient, more user friendly designLOAD REDUCTION DESIGN: Air backpack has a plush load reduction system, travel the weight to the rod box, safe load reduction travel, travel is more convenient Perfect for everyday use. first-class materials and excellent craftsmanship ensure long-lasting durability.