Three layered non-itchy silicone coated fiberglass High quality PP boardsFireproof and Water-resistant: The multi-Layer rolling fireproof file box is made of 3 layered non-itchy silicone coated fiberglass which stands up the temperature up to 2200℉.It has been passed by SGS TEST(UL94 VTM-0 Certified).The file lock box is fireproof and waterproof, which can effectively protect your important documents in a fire, flood, and wet weather. They will further keep your files intact. Nothing is completely foolproof, but added protection is always a good idea.Multi-Layer＆Large-capacity(16"x13.8"x12.2"): Compared with other file boxes, our fireproof file box adopts a multi-layer design that can meet all your storage needs. These include 8 passport mesh bags, 16 card slots, 4 U disk pockets, 2 mesh bags, 4 outer pockets, 1 large pocket, and one main pocket with large space. They are ideal for storing cards, passports, CDs, USB, albums,certificates and other valuables.The main pocket can fit both letter and legal-size files or anything else you want.Innovative Design: Compared to other materials used in boxes which tend to itch and stick to dust,the Dust-proof material we use prevents dust from sticking to the outside of our file box,always keep it neat and tidy.The reflective strip design allows you to immediately find your box even at night,protecting files and valuables from fire.Fireproof document box uses different boards than other box,High quality PP boards won't warp.It can collapses down simply for easier storage when not in use.Combination Lock Protection: Compared with other file boxes,our multi-Layer File Box can lock documents and items in separate compartments for security. High-quality password lock provides maximum security for your valuables such as contracts, cards, certificates, conference materials, passports, etc. The package includes an instruction manual for lock(You can choose to lock only one compartment or lock them all).The double zipper design makes it easier to open and close. No keys required.Movable＆Portable: Our file box is lighter than other boxes and in the event of a disaster, the adjustable sturdy handle makes it easier to move and carry around,You can put it in your home, office, car or outdoor activities. The bottom of the box has four non-slip feet can better protect the box from wear and tear. Combining our fireproof document box and other fireproof products together is the best solution to offer your documents and valuables a complete protection in any fire accident.