Details Sturdy and Durable: This fire-resistant multi-layer office bag is made of superior silicone and fiberglass cloth with fire and moisture-resistant features to protect important documents in all aspects and give you more peace of mind when storing your documents. Multi-functional: Equipped with 4 compartments for small IDs, 12 compartments for cards, 8 compartments for U-type shields, 4 compartments for divider tiers, 2 compartments for mesh pockets as well as a wide main document area, our product is ideal for categorising all kinds of documents and IDs. This product with password lock. Back Tension Strap: The thoughtful back trolley strap design allows for easy external attachment to luggage trolleys. Two-way Zipper: You can open it effortlessly with the smooth two-way zipper. Tight Stitching: The flat and dense stitching makes the edges of the product more solid and less likely to come off, thus providing you with higher quality assurance. Application It can be used as a backpack, laptop bag, briefcase or suitcase and is a must-have for home, office, travel or business trips. It is suitable for carrying hard drives, memory cards, headphones, chargers, keys, hair clips, business cards, charging cables, lipsticks, pens and other accessories. Specification Color: Grey Shape: Rectangular Material: Silicone, Fiberglass Process: Sewing Assembly Required: No Number of Pieces: 1 Closure Type: Zipper Product Size: 37*29*10cm/14.57*11.42*3.94in Package Size: 37*27*3cm/14.57*10.63*1.18in Gross Weight: 0.5kg/1.10lbs Product Net Weight: 0.45kg/0.99lbs Package Included 1* Fire-Resistant Multi-layer Office Bag 1* Chinese Introduction How to Change Your Combination Lock 1.Press and hold the side button with your right thumb 2.Slide your left thumb over the combination lock digits to the number of your choice 3.Release the button to use it. How to Unlocking 1.Adjust the numerical code to the corresponding setting 2.Press the side buckle with your right-hand finger to unlock the door. How to Locking 1.The right hand picks up the zipper head and presses it into the combination buckle 2.The zipper head will not fall out indicating that it has been fastened