MP3 And Acoustic Filter Fit The same Custom Earpiece.
You can now get a Custom Earpiece that fits MP3 In-Ear Earphone and Acoustic Filters.
When you are listening to your MP3 Player use your custom tip for In-Ear Earphones.
When you are at concerts, work, loud environment, use the acoustic filter to protect your hearing.
FAQs FAQs 
Here you will find a range of Frequently Asked Questions relating to Hearing Loss and Products