Ear Plug Dispenser Refill Product Type Dispenser Refill Noise Reduction Rating 30 dB Insertion Method Roll-Down Reusability Disposable Earplug Shape Contoured-T Earplug Pair Pack Type Loose Earplug Size M Pairs per Package 500 Overall Height 12 in Overall Width 25 in Earplug Color Green Overall Depth 9 in Metal Detectable No Refill Type Bulk Refill Cord Options Uncorded Earplug Material Foam Standards ANSI S3.19-1974 EU EN 352-2 2002 OSHA CFR 1910.95