Math Rolling Learning Stamp Math Teaching Roller Home & Living choose them in an either

choose them in an either horizontal or vertical orientation to meet your needs

Voltage: ≤36V

Package Content :

artificial leather

water resistant up to 30 meters under water

Math Rolling Learning Stamp Math Teaching Roller Home & Living choose them in an eitherDescription: You can quickly prepare math problems for your kids at home, just roll the stamp, you can quickly print math problems, and it dries quickly, conveniently and practically. The arrangement needs to be changed every 10 math problems to avoid duplication. Small and exquisite, easy to carry, and can be reused after adding ink. The is clear, the color does not fade after drying, and it is not easy to smudge. This Addition And Subtraction Roller