Roller Stamp Number Rolling Stamp Addition And Subtraction Question Within 100 Teaching Questions

Label:Yes Name: Mathematics Teaching Roller Seal Material: PVC Model: Addition, Subtraction Type: Roller Stamp Blot: 20x4mm Brand New and High Quality Stamp size: 44x30x48mm/1.7*1.2*1.9in Color: Pink, Blue

Package Included: 1 * Math Teaching Rolling Seal 1 * Ink

Features: 1.Adjustable numbers, gently scrolling, quick questions, no need to pay high prices for math questions. 2.Rotate and adjust the column type, can adjust 10 different queue methods. 3.Primary school students make one page a day to improve the speed and accuracy of oral arithmetic, cute and practical. 4.The imprint is clear, and it dries and does not fade after printing. Add printing oil, which can be used repeatedly, easy to use and fun.