The original Silva Field has base plate map-measuring in mm and scales of 1:50,000 and 1:25,000 compatible with most maps. The compass features DryFlex™ rubber bezel for improved comfort and grip, and a detachable safety-release lanyard—a reliable companion in all situations!

DryFlexTM Rubber grip - Easy handling of the compass
Declination scale inside the capsule - can be used anywhere
Map measuring scales: mm, 1:50k and 1:25k - compatible with most maps