P404 - Reusable 100% Metal Detectable Earplugs, 100/box NRR: 27dB SKU: P404 $189.14 Quantity discounts available QuantityPrice (0)No Reviews yet This item is IN STOCK Quantity -+ Add to Shopping Cart Details NRR 27dB Spherically curved flange design gives the most comfortable fit of any reusable earplug. Conforms to oval shape of ear. No rolling or touchi... Details Back DetailsNRR 27dB Spherically curved flange design gives the most comfortable fit of any reusable earplug. Conforms to oval shape of ear. No rolling or touching plug portion during insertion. MD plugs feature fully metal infused ear plugs. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review