Ahead Custom Molded Earplugs Modern Drummer 300Ahead Custom Molded Earplugs (ACME) are nontoxic, hypoallergenic, and EPA approved, and they allow users to quickly create a personal set of soft, silicone earplugs. The ACME kit comes with easy-to-follow instructions for combining the components, placing them in the ears, and allowing them to cure. The earplugs have an EPA-certified noise reduction rating of 26 dB. Each pack also includes a soft carrying pouch. List price: $29.95.