Description The ruler is made of brass for easy measurement. The case protects all tools and stores them in one spot on a backpack or table for easy portability and storage. Convenient and easy to apply to draw precise patterns, and can also accurately measure the length of things. The math ruler is given as a gift for students to start math learning and drawing. Features -Color:Golden -Material:Brass -Size:15.60X3.00X0.10cm/6.13X1.18X0.04in -A good gift for whom often need to make drawings on birthdays, Teacher’s Day and other holidays, making them feel your sincere love and care. -Lightweight and portable, it is very convenient for you to carry with in everywhere you like. -Simple in structure, easy to use, strong and smooth surface, you can use it with confidence. -It is useful measuring tools for artists, designers, architects, engineers, students. -It is not easy to break, so enough to accompany by you through many years. A good gift for whom often need to make drawings on birthdays, Teacher’s Day and other holidays, making them feel your sincere love and care. Lightweight and portable, it is very convenient for you to carry with in everywhere you like. Simple in structure, easy to use, strong and smooth surface, you can use it with confidence. It is useful measuring tools for artists, designers, architects, engineers, students. It is not easy to break, so enough to accompany by you through many years.