Multifunctional Student Math Ruler,Multifunctional Rotatable Active Math Ruler Drawing Template FEATURES Made from transparent plastic, not easy to broken. Great help for students and children learning use, also a practical and promotional gift for your child. The rate of allows to see the drawing medium below template for easy positioning; Ultra-thin design, make the drawing more accurate. Multifunctional drawing template, building templates, oval template Useful when sketching, drafting, marking-up Mapping design and layouts. SPECIFICATIONS Material: Plastic Color: As the picture shows Size: (L x W x H) 20 x 9 x 1cm/7.9 x 3.5 x 0.4 inch PACKAGE INCLUDED 1 x Multifunctional Student Math Ruler 😁 [Satisfaction First] - Customer satisfaction is our top priority. If you are not satisfied with any of our Kayannuo product, please contact us and rest assured that we will do our best to make it right. Please refer to the size chart images and product descriptions, as well as our customer feedback, to ensure an accurate fit. Made from transparent plastic, not easy to broken. Great help for students and children learning use, also a practical and promotional gift for your child. The rate of allows to see the drawing medium below template for easy positioning; Ultra-thin design, make the drawing more accurate. Multifunctional drawing template, building templates, oval template