Package Content: You will receive 4000 pieces of hole reinforcement stickers in yellow color, 40 labels per sheet, 100 sheets, total 4000 labels; sufficient quantity can meet your use needs. Quality Material: Made of quality paper material, self-adhesive and easy to apply, you can use it with confidence. Versatile Use: They can be used for reinforcing punched holes in notebooks, binders, loose-leaf folders, loose-leaf papers and other paper documents, ensuring that your important papers stay securely organized. Easy to Use: Tear off the donut sticker, stick it on the hole in the loose-leaf paper, which is easy to apply. Wide Application: Suitable for schools, homes, library and offices, our hole reinforcement stickers protect and reinforce punched holes in their paper documents. No more worries about pages falling out or getting damaged. Specification: Material: paper COLOR: White Product Size: outer diameter 13mm/0.51 inch, inner diameter 6mm(1/4 inch) Package Contents: 4000 x hole reinforcement stickers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.