1. Specifications: HYH-15 30 pieces/set; HYH-24 15 pieces/set; HYH-30 10 pieces/set
2. Uses: binding leaflets, key rings, organizing and storing data cables, organizing earphone cables
3. Easy to open buckle, easy to operate
4. Flexible and elastic, PE material is not easy to break
5. About 80 sheets in 15mm, 200 sheets in 24mm, and 250 sheets in 30mm
6. Versatile, can be used with a hole punch (not included)