Feature:1. Foldable Design: This angle ruler features foldable and flexible design, an indispensable tool for student and teacher.2. 360 Degrees: This clear angle finder measures up to 360 degrees and lengths of up to 14 inches.3. Semi Transparent: This angle measurement ruler adopts semi transparent PVC material, strong and durable.4. Inch and CM: This foldable ruler provides inch size and cm size in length, which offers great convenience.5. Wide Application: This clear goniometer is suitable for artists, construction workers, designers, carpenters, teachers, engineers, students and more.Specification:Item Type: Angle RulerMaterial: Frosted PVCColor: Semi TransparentProduct Size: Approx. 17.5 x 4.5cm / 6.9 x 1.8in ( Manual Measurement, Slight Error May Exist ).Package List:1 xAngle Ruler