Alpine MusicSafe Custom 4D earplugs are ideal for (professional) musicians. These custom earplugs protect your hearing without distorting your music. This is achieved through Alpine’s special music filters with linear attenuation, which reduce all frequencies evenly. With these custom earplugs, you are perfectly protected from loud and harmful music while still being able to hear conversations. The earplugs are fully custom-made, and thanks to digital production technology, the fit of the MusicSafe Custom 4D is extremely precise. You can choose which filter to have installed in your MusicSafe Custom 4D. The filter reduces high and harmful frequencies while ensuring minimal distortion of sound quality. The earplugs are also easy to insert and just as easy to remove.

In short: 100% custom and 100% convenience!