1、Waterproof: Using sophisticated production technology, waterproof and anti fouling, it can protect the test paper as clean as new. 2、Exam Paper Sorting: The test papers are organized by subject, so that you can find the test papers required by the subject at a glance, which is convenient for children to learn and improve efficiency. 3、Vertical Slot Pocket: The vertical opening is inserted into the pocket, no need to fold the test paper, and the A3 test paper can be inserted without damaging the test paper. 4、Excellent Performance: The high elastic straps are not easy to be scattered, and the rivet binding is more firm and does not fall off pages. Intimate baffle design test paper does not move. Thickened inner pages, not easy to break. 5、32 Pages: There are 32 pages, which can meet different needs, easy to carry and widely used. Item Type: Expanding File Folder Material: ppSpecifications: 32 Pages 1 x Expanding File Folder