The Alpine Hearing Protection Party Plug Pro Natural Earplugs offer excellent hear protection. If go to a concert or festival particularly want to enjoy the music. But don’t want to incur hearing damage or a permanent ringing in ears. Especially for music lovers, there are now the Alpine Party Plug Pro Natural earplugs. These earplugs have special rectilinear Alpine Acoustic Filters. This means that the music is attenuated equally at all frequencies.