Need a ruler that's tough, precise, and can go anywhere? Meet the GRAPHOPLEX Flexible Steel Ruler! This isn't your flimsy plastic school ruler – it's a serious little tool for crafters, artists, engineers, students, or anyone who needs accurate measurements. Made from durable, thin steel, it's only 0.5 mm thick and 13 mm wide, but don't let that fool you – it's strong and has a nice flexible bend (great for measuring curved surfaces!). The length is a handy 10 cm (about 4 inches). The best feature is the super clear, double-sided graduation. On one edge, you have millimeter markings, and on the other, half-millimeter markings, all chemically and thermally etched into the metal so they won't wear off. This makes for incredibly precise readings. Because it's so slim and flexible, it fits perfectly in a pencil case, toolkit, sewing box, or even your pocket – it'll follow you to the workshop, office, or classroom without a hassle. It's resistant to most chemicals and temperature changes, so it's built to last. Whether you're measuring for a DIY project, sketching, modeling, or doing homework, this little steel ruler is a reliable and portable companion. Ditch the bulky rulers and get yourself this sleek, professional-grade measuring tool.