Alpine Musicsafe Classic Earplugs in White (2-Pack)The MusicSafe Classic contains two different and exchangeable sets of music filters with outstanding sound characteristics with medium and high protection rates. These AlpineAcousticFilters guarantee an optimal protection without loss of clarity, while at the same time you can perfectly enjoy the music. MusicSafe Classic earplugs with special music filters are an open system, so that one has no feeling of isolation. Box Contains Alpine Musicsafe