Clear and Design: crafted from transparent acrylic, this map protractor features black markings that are clear, concise, and to wear and fading; Sized at approximately 5 x 5 inches, it ensures and easy visibility during your navigation tasks. Multi Scale Precision: equipped with multiple scales such as 1: 10, 000, 1: 25, 000, 1: 50, 000, 1: 100, 000, and 1: 250, 000, this coordinate scale offers measurement for various map scales, making map reading and land navigation more accurate and convenient. Comprehensive Usage Range: ideal for UTM, MGRS, and USNG coordinate measurements, this land navigation protractor is also a suitable tool for force measurement and training benchmarks, widening its application for planning and mapping. Professional Grade Markings: featuring inner protractors marked in degrees and outer protractors marked in miles, this map protractor serves professional needs, providing users with the necessary tools for detailed and accurate measurement in different scenarios. Thoughtful and Practical : the protractor set is not only designed for efficiency but also ideal as a practical ; It elevates measurement training and cartography, making it a thoughtful surprise for loved on birthdays or special occasions to show your affection. Color:Transparent Material:plastic Package Contents: 1 x Map Protractor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.