13 layer student office supplies a4 school file folder document organiser buckle

abrasion and scratch resistance, strong flexibility, the layout is made of pp material, it is not easy to deform and feels comfortable. index inner page design: rainbow liner, index design is easy to use, fast and convenient for classification management. tied rope design: tightly tied rope, anti-fall design, just a light hook when using, easy and convenient. vertical design: after opening, it can stand on the deskand adjust the paging. the capacity can hold