Description: 2 Side Measuring Ruler: Dual side measuring ruler, centimeter scale is on one edge of the ruler and inch scale is on the other edge; Can meet your different measuring needs. Colorful Rulers: Bright color allows for a conspicuous view of numbers and letters on the page; With the mathematics ruler, you can measure an object easily. Wide Application: A useful measuring tool for artists, designers, architects, engineers, students and so on; Suitable for classroom, school, office, home, etc. Durable and Sturdy: The straight ruler is made of , durable and sturdy; A good measuring tool, easy and convenient to use. 4Pcs Ruler: The size of this ruler is 30.9 x 3cm (L x W), 1.65 mm in thickness; measuring range is 30cm/ 12 inch. Specifications: Product name: Straight Ruler Type(Color): A# Clear Colorful, B# Colorful Material: Size(L x W x Thickness): About 309 x 30 x 1.65mm/ 12.16 x 1.18 x 0.06inch Measuring Range: 0-30cm/ 0-12inch Package Includes: 4Pcs x Straight Ruler 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.