Now hear this!  

Energizer's_®  longest lasting Hearing Aid Battery ever!

Up to 30% longer vs. previous designs in wireless devices^*. These long lasting zero-mercury batteries are the best hearing aid batteries we’ve ever made. They come in easy to handle recyclable packaging keeping your zinc air batteries secure, with long tabs to make them as simple as possible to handle and insert into your hearing aid.
^*based on high-drain performance.