Blue Plastic Ruler - Precision Measurement Tool for School & Office #318030 (License: Personal Use)

This transparent blue plastic ruler features bold black metric markings from 0 to 18 cm, with fine millimeter increments for precision. Its slightly beveled edges and sturdy construction prevent warping, making it reliable for classroom, studio, or office use. The clean, minimalist design ensures readability under various lighting conditions.

Used in educational content (e.g., math/science tutorials), stationery product listings, or DIY guides where visual measurement tools are demonstrated; matches user intent for purchasing or learning about basic measuring instruments.