1. FIREPROOF & WATER REPELLENT: The bag's outer layer is made of upgraded liquid silicone fiberglass fabric and the inner layer is aluminum foil fiberglass fabric, which is water repellent and can withstand temperatures as high as 1000°C (about 1832°F). 2. FIREPROOF ZIPPER: The zipper is also fireproof and can withstand temperatures as high as 300°C (about 572°F), providing your items with complete and maximum protection. 3. GOOD PROTECTION: The bag's needle thread is tightly sealed and the process is exquisite, you will never worry about your valuables falling out. 4. CONVENIENT: The fireproof document bag can be easily folded and stored to save space in your home or office. It can be stored in your drawers or safes. 5. LARGE CAPACITY: With a size of 27*17.5 cm, the fireproof pocket is large enough to store your bills, cash, jewelry, passports, keys, documents, photos, phones, etc.