Description: Measuring tool: It is a good measuring tool, easy and convenient to use. Essential stationery: It is useful stationery for artists, designers, architects, engineers, students and so on. Material: It is made of theplastic material, that is smooth surface and feel comfortable. Details: Transparent ruler is easy to read, and it is not easy to deform or damage. Application scope: It is suitable for classroom, school, office, home, etc. Specifications: Product name: Straight Ruler Color: Transparent Material: Plastic Application: Suitable for students Size: As below: About 15.7 x 3cm/6.18 x 1.18 inch(L*W) Thickness: About 0.2cm/0.08 inch About 20.7 x 3.2cm/8.15 x 1.26 inch(L*W) Thickness: About 0.2cm/0.08 inch About 30.7 x 3cm/12.09 x 1.18 inch(L*W) Thickness: About 0.2cm/0.08 inch Package Includes: 3Pcs* Straight Rulers Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.