You got a good map and your trusty compass and you read the dummies guide to compass navigation. So now you're ready to head off-trail into the backcountry, right? Wrong! The backcountry is a very dynamic place and for this you need dynamic tools. The Brooks Range All-in-One Map Tool Pro is the hub between that map, compass, and your knowledge of navigation. With eight full UTM scales, ten distance scales from 1:20,000 - 1:250,000 in miles and kilometers, ten slope indexes and a black/red color coded compass rose that doubles as in inclinometer, you’ll have all the tools you need to get the most out of your map and compass. Best of all, this wealth of knowledge all fits on a 4" x 7" thin, durable, anti-reflective plastic card that fits in your shirt pocket.