The Silva Guide 426 Compass is a classic design that works well for any outdoor activity. The compact polypropylene body floats, fits in almost any pocket, and encloses the whole compass and base plate. A full size mirror and v notch allow quick and easy readings on distant landmarks. The dial has 2 degree increments and a declination scale for accuracy. Classic design for beginners or pros. Compact size fits into almost any pocket. Polypropylene body floats. Full size mirror with v notch for sighting. 2 degree increments. Declination scale.