Description: Using a rolling design, this math teaching stamp is very convenient for random questions to meet your different needs. Math teaching stamp is very practical and long-lasting as it has the characteristics of clear stamping and instant printing and quick drying. It is constructed of plastic material. The length of this product is 6cm, the width is 4.5cm and the height is 3cm. It is suitable for home, school, classroom, etc. Item Name: Math Teaching Stamp Material: Plastic Purpose: Practice Arithmetic Features: Quick Dry, Random Questions, Easy to Operate Size Details: L: 6cm/2.36", W: 4.5cm/1.77", H: 3cm/1.18"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Math Teaching Stamp 1 x Printing Ink Using a rolling design, this math teaching stamp is very convenient for random questions to meet your different needs. Math teaching stamp is very practical and long-lasting as it has the characteristics of clear stamping and instant printing and quick drying. It is constructed of plastic material. The length of this product is 6cm, the width is 4.5cm and the height is 3cm. It is suitable for home, school, classroom, etc.