If you want to measure 📏 the distance of a track or any linear feature like a ridge line, spur or creek/river, having a bendy scale ruler makes it easy 😌. I designed this 1:25,000 and 1:50,000 scale ruler lanyard for your 🧭 compass to help make map 🗺️ and compass navigation easier. It needed to be as accurate as I could make it, so I worked with the manufacturers to make sure that 1) the fabric didn’t stretch (otherwise it wouldn’t be to scale) 2) the ink didn’t run, 3) it had a safety relea