The geometry rulers set is made of material, and allows for a view of numbers; With the mathematics ruler, you can measure an object easily. A perfect your friends, easy to take to class and to store in the classroom and at home. Just choose it as a school season gift or a Christmas gift. Features -Color:Transparent -Material: -Size:30.00X3.00X0.10cm/11.79X1.18X0.04in(Straight Ruler) -Size:19.50X11.30X0.10cm/7.67X4.44X0.04in(60° Triangle Ruler) -Size:14.00X14.00X0.10cm/5.51X5.51X0.04in(45° Triangle Ruler) -Size:10.30X6.30X0.10cm/4.05X2.18X0.04in(Protractor) -A good whom often need to make drawings on birthdays, school season, 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 tool for artists, designers, architects, engineers, students. -It is not easy to break, so enough to accompany by you through many years. Package list: 2 x Straight Rulers 2 x Triangle Rulers(60°) 2 x Triangle Rulers(45°) 2 x Protractors