Check the listing for details. Decibullz High Fidelity Earplugs | Black. Condition: New. Listed at 39.99 USD. Decibullz high-fidelity earplugs were designed so that you can protect your hearing while still enjoying all of the sounds around you. Whether it be at a concert, sporting event, or wherever else life takes you, with the Decibullz High Fidelity Earplugs you won't have to sacrifice sound quality to save your hearing. FeaturesProtects Hearing. 12dB NRR (noise reduction rating) with mid/high attenuation helps protect your hearing while maintaining sound accuracy.Custom Fit - Heat the earplugs with warm water for 3-5 minutes and easily shape them to fit your ears.Re-moldable - Decibullz earpieces are the only re-moldable custom earpieces in the world. Simply re-heat and re-shape.Made in the USA - Decibullz earplugs are made in the USA, and all Decibullz products are designed and assembled in Colorado. Instructions