This Plastic Lensatic Compass comes in a sturdy and durable plastic case. You can close the case tightly when you do not use it. You can hold this compass with your thumb when you see for the directions. This compass has a floating luminous dial and an adjustable luminous marching line. It also has a magnifying viewer and a sighting hair line guide wire for precision. It will show the directions accurately and hence it will be very much useful for trekkers. It also helps in determining landscapes and locations when you need to follow a route or familiarize a map. This lightweight Plastic Lensatic Compass is really cost effective.