2 Pack plastic ruler set: made of good quality plastic, the measuring range of straight ruler is 12 inches/ 30 cm; Plastic ruler width is 3.8 cm, thickness is 3 mm
Clear color rulers: you can measure the object easily with the clear mathematic ruler; You can see the numbers and letters on page through the transparent ruler
2 side measuring ruler: simple and clear dual measures, one side of the ruler contains cm scale, the other side shows inch scale; You can get your accurate number according to your requirement
Smooth side: unlike the metal ruler, these plastic ruler are thick enough; With 2 smooth sides, it's very safe for adult and children to avert scratching the finger
Accuracy and application: the math ruler has identified lines for 1 cm and 1 inch; The minimum accuracy is 0.1 cm and 1/ 16 inch; Common size ruler can be applied in school, home, library, study room, etc.