Whether in the classroom or the drafting room, these high-quality straightedge rulers give you the ?edge? to make your logo more visible. With smooth, burr-free edges that won’t easily cut your fingers, these straightedge rulers are ideal for classrooms, office supply cabinets, and home desks; practical measuring tools for artists, designers, architects, engineers, students, and more; and practical and effective promotional tools for any occasion. Made from plastic material, measuring 11.8*1.18 inches, this custom colorful transparent plastic ruler 12 inches. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Tailored branding: Supports logo imprint and design personalization. Product Highlights: Portable, durable, practical for daily use.