DescriptionOur product is a kids Math Stamp, made of premium material, sturdy and practical, which can be safe and durable to use. This multiplication and division Math Roller Stamp is small and exquisite, can be reused many times with ink, the seal is clear, and it will not fade after drying.Features-Color:Assorted Color -Material:Plastic -Size:4.80X4.50X3.00cm/1.89X1.77X1.18in -Lovely in appearance, this Math Stamp might be a meaningful gift for your children or students. -Since it is constructed of plastic, you may use this Stamper with confidence, and it is safe for kids to play with. -With the compact size design, it can be easy to take and store, very convenient. -Simple, automatic oil discharge design allows children to freely do math homework. -Multiplication and division teaching stamps within 100 for kids, comes with a bottle of ink.