All this fits in a small box very strong and there are three levels of protection against noise to not hear nothing but to filter some of the sound with an attenuation of 10-22 dB.
The housing contains three earplugs (so a spare), three levels of protection, assistance to place the cap but with practice it is of little use, a cord. It is discrete, so that the caps which are white.
They can be cleaned with soap and water.
The length is adjustable caps but be sure to leave enough length to integrate the parts which cut the sound.
In terms of comfort, the plastic is soft and sweet.
The high quality earplug what.
