<ul><li>MAKES LEARNING FUN: It is very convenient for the homework, classroom prizes, and work. 8pcs stamps are different colors and phrases. so it is easy to meet your different needs, to mark students paper to note, congratulations, recognize assignments.etc.</li><br><li>HIGH-QUALITY MATERIALS: The stamp is with oil-based ink, without acid or lignin, it is safe for the child and student and appropriate to use it in the schools.</li><br><li>PROFESSIONAL DESIGN: Self-lnking business stamp use durable and Premium material with cap and a carrying tray, so it can make the ink keep fresh and prevent drying out.</li><br><li>LONG LASTING: Each self inking stamp can auto re-inks and make over 30,000 impressions for long lasting use, and all stamps can be add the ink by yourself, the ink will be not easy to penetrate the paper and pollute your file, and it can dry quickly and mark every time clearly.</li></ul>