Plan your routes more accurately with this professional map distance measuring tool! Made from lightweight aluminum alloy, this curvimeter lets you measure curved distances on maps easily. Just roll the wheel along your route between two points, note the reading, and multiply by your map’s scale for real-world distance. Much more precise than using a ruler for straight lines. Compact size (95x45x12mm) makes it portable for hiking, road trips, or fieldwork. Includes a clear dial and durable construction. For best accuracy, use it horizontally and keep it away from magnetic objects. Wipe clean with a soft cloth and store properly to maintain performance. Ideal for adventurers, surveyors, students, or anyone who works with maps. Helps with trip planning, navigation, geography projects, or outdoor exploration. Simple to use—no batteries required. A handy tool for pre-trip planning or on-the-go adjustments. Perfect for measuring trails, rivers, coastlines, or any non-linear path. A must-have for map enthusiasts and practical explorers alike.