Make sure this fits by entering your model number. FIRST CLASS HEARING PROTECTION - Our High Fidelity Earplugs protect your ears from harmful noise levels while still allowing you to clearly hear your surroundings. Get up to 21 dB of noise reduction (NRR 16 dB) so that you can do more of what you love while minimizing the risk of noise induced hearing loss, tinnitus, and anxiety. PRISTINE SOUND QUALITY - Our innovative attenuation filters allow you to hear the world around you, just at a lower volume. Reduces noise evenly to maintain the full spectrum of sound while protecting hearing. Great for toning down noise levels in loud environments to reduce anxiety and for safely listening to live music with clarity.