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Earplug Upgrade Kit

The upgrade kit allows you to easily convert your Decibullz custom molds into our top-rated earplugs with an NRR of up to 31.

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Earplug upgrade kit with labeled components


Decibullz Earplug Upgrade Kit easily converts your Decibullz earphones or filters into our top rated earplugs. Without the need to reshape your thermoplastic molds, you can experience a whole different custom product in seconds. Simply attach the included pieces and you can enjoy the full experience of Decibullz Earplugs. It’s that easy!

Decibullz earplugs are reusable and extremely comfortable. The earplugs are perfect for shooting, traveling, swimming, loud concerts, and musicians. 

Improper fitting or misuse of earplugs will reduce their effectiveness and could result in hearing loss or injury.



What is Included


  • 2 Max Isolation Back Plugs
  • Closed Triple Flange Silicone Tips (S, M, L)
  • Medium Foam Tips
  • Drawstring Pouch
This is an Upgrade Kit ONLY!  You must currently have the custom molds in order for this Upgrade Kit to work. 


Rating: Meet ANSI S12.6 (ANSI s3.9) with independently tested NRR of 31


Earplug Upgrade Kit