Charging backpackLuggage size; large Capacity; 56 75L Package internal structure: zipper pocket Opening method: zipper Applicable gender; female Material: Oxford cloth Whether with a lock; no With or without rain cover; Function; waterproof, breathable, burden reduction Model; backpack Processing method Hardness: Soft pattern: plain Style: Korean style Lining texture; polyester Accessories type; luggage belt Strap root number: double root Popular elements: printing