Features: Fireproof Document Storage Box The outer packaging is made of silicon coating fiberglass cloth, which is a fireproof and waterproof material, resistant to high temperature of 2000F (550C), to avoid water drop damage, and to provide safer conservation for internal items. Multifunctional39.5x31x25.5cm large size which is suitable for storing books, toys, art, stationery, crafts, documents and textbooks. The same applies to letter size and legal size files. Saftey &Thoughtful DesignWith dual zippers on the top to avoid dust and water from entering the contents inside. And a 3-digit lock to keep your valuables security. Plus 3 sides of the reflective strip design allows you to quickly find the file box easier at night when in case of emergency. Space Saving Storage BoxThis dustproof, waterproof and fireproof storage box is good for saving space. It can be folded and stored when not in use, this storage box can meet your different or long-term storage needs. Multiple ApplicationsCan be used to organize bookcases in the office or at home; Can store hair dryers, straighteners and hair care products at home; Can be left in the trunk of the car to organize essentials. Hardboard is embedded in the sides of the bag to keep the shape nice. With this organizer, your space will be neat and tidy. Specification: Color: Silver, Black(Optional) Main Material: Silicon Coating Fiberglass Cloth, Nylon Size: Unfold: 39.5x31x25.5cm, Fold: 41x32x5cm Weight: 1450g Packing List: 1 x Storage Box