FIREPROOF & WATER RESISTANT: The outer layer of the bag is made of upgraded liquid silicone fiberglass cloth and the inner layer is aluminum foil fiberglass cloth, which are water resistant and can withstand temperatures as high as 1000C (about 1832F). FIREPROOF ZIPPER: The zipper is also fireproof which can withstand temperatures as high as 300C (about 572F), gives your objects a full and maximum protection. GOOD PROTECTION: The needle thread of the bag is tightly sealed and the process is exquisite, you will never worry that your valuables will fall down. CONVENIENT: The fireproof document pouch can be easily folded and stored to save your home or office space. It can be put in your drawers or strongbox. LARGE CAPACITY: With the size of 14.7 * 11 inches, the fireproof pocket is large enough to store your invoice, cash, jewelry, passports, keys, documents, photos, phones, etc.