Features: Compatibility: The scale card is suitable for use with MGRS, USNG or other metric coordinate systems. 3 types of scales: The coordinate scale protractor is widely used by military forces and navigators for marking the measured map, for use on maps with scales from 1:25000 1:50000 1:100000 1:250000. Easy to read: The compass on the topographic map scale reads in both degrees and mils. The clear printing makes it easy to read the value. High-quality materials: The transparent coordinate scale is made of high-quality plastic materials, durable and sturdy, wear-resistant, drop-proof and can be used for a long time. Wide application: The coordinate card is suitable for land or sea navigation or other adventures. Package includes: 1 pc coordinate scale Specifications: Material: Plastic Color: Transparent Size: Approx 127x127mm/5x5 inches Note: 1. Please allow 1-2 cm error due to manual measurement, please make sure you do not mind before ordering. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.