1. Safety ProtectionThe document bag is equipped with a combination lock system, allowing you to set and change the password to ensure the security of important documents. Whether for business, travel, or daily work, this lockable briefcase provides reliable protection. 2. Wear Water ResistantThe work bag is made of leather material with waterresistant performance, effectively preventing rain and moisture from damaging documents. Even in sudden weather changes, the locking bag can keep your documents safe and dry. 3. **Large Capacity**: Measuring approximately 34 x 26.9 cm, this lockable bag offers ample storage space, easily accommodating A4sized documents, notebooks, small tablets, and other office supplies to meet your diverse needs on various occasions. 4. ** Leather**: The briefcase is crafted from quality leather material. After fine grinding and treatment, the surface has a natural gloss, is wearresistant, and wrinkleresistant. The texture is soft and comfortable, maintaining an elegant and sophisticated appearance for a long time.