The SM58SE, like all Shure products has been built to last. The casing on the microphone has been created entirely from metal for a heavy duty ruggedness that can withstand the rigours of touring and even the most lively performances.

The SM58 is the world’s most popular microphone; built to last and designed for vocals the Shure SM58SE featuring an on/off switch will serve you for years to come. World’s Most Popular Dynamic Microphone Amazing Shure Build QualityThere are numerous design features that have lead to the SM58 being the world’s most popular microphone and such a legendary piece of equipment.

The sound profile was also designed with a cardioid polar pattern and ‘bass roll-off’. This feature allows for the ‘proximity effect’ (increasing bass by moving closer to the mic) letting singers make changes to their vocal tone on the fly.As far as I'm concerned, if you had to look up the word "microphone" in the dictionary, it would say "See Shure SM58"