DYNAMIC EAR FILTER

Hearing protection devices, namely, ear plugs consisting of an ear piece including filters, earphones for medical purposes, in-ear monitors for medical purposes, acoustic filters for hearing protection, and hearing protectors without the ability to reproduce or transmit sound; ear plugs for hearing protection; ear plugs for noise reduction; structural parts of the aforementioned goods, and accessories for use with the aforementioned goods, namely, acoustic filters for hearing protection, and cases for ear plugs