The Silva Metro is a compact, simple to use compass. Designed with city travellers in mind, the Metro is simple to use, giving you the direction of north, allowing you to orientate your map or guidebook. This is also a handy compass for estate agents and house-buyers, allowing your to quickly and simply work out the orientation of a property. The Metro has a tough rubber casing with a carabiner for easy attachment to your clothes or rucksack.