Description:

【Premium Material】: 4 styles, addition, subtraction, multiplication and division, repeated use. Math Stamp is made of high quality material, durable, small size and portable.
【Type】: Number Teaching Roller Stamp. Interesting teaching, let children like learning more.
【Features】: Rolling math questions appear instantly, easy to operate and very fast. It can develop kids' logical calculation ability.
【Multifunction】: Various algorithm questions, addition, subtraction, multiplication and division, adjustable flexibly, take your math scores next level.
【Reusable】: The stamp is clear and the marks are durable, and it dries quickly. The package comes with stamp roller ink.

Size Chart:

9cmx9cmx9cm/3.54inchx3.54inchx3.54inch

Package Includes:

1 Math Stamp
1 Printing Ink

Note:

Please allow slightly errors due to manual measurement and different monitors.