1. Use a password lock to give the document an additional layer of protection.
2. 12 card slots + 4 U-positions, multi-layer partition board with perspective zipper mesh bag for reasonable storage.
3. Waterproof fabric, rest assured to place documents.
4. Two-way zipper, smooth and easy to pull.
5. The bones are shaped and solid.
6. Portable and tough.

Specification:
1. Material: polyester.
2. Size: 37x27x12cm.
3. Weight: 700g.