Moldex 6654 Multi Color Foam Earplugs, Corded, 100 Pairs Box G1361561 Noise Reduction Rating 33 dB Noise Reduction Rating 33 dB 032 in Clamp Color Black Clamp Finish Hot Dipped Galvanized Package Quantity 50 Color Black Cushion Type EPDM Finish Hot Dipped Galvanized Material Steel Temp Ear Plugs Noise Reduction Rating 33 dB Earplug Shape Bullet Insertion Method Roll Down Reusability Disposable Cord Options Corded Earplug Size M Earplug Material Foam Earplug Packaging Bulk Bag Wrapped Pairs Earplug Pair Pack Type Plastic Bag Electrically Insulated No Band Color Purple Series SparkPlugs(R) Cord Material Plastic Band Material Plastic Cord Color Purple Standards ANSI S3 Highest independently tested NRR