The Alpine Hearing Protection Party Plug Pro Natural Earplugs offer excellent hear protection. If you go to a concert or festival you particularly want to enjoy the music. But you don’t want to incur hearing damage or a permanent ringing in your 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.