3M Tappi Orecchie Confezione da 50 E-A-Rsoft SuperFit 311-1254 Filo Isposibile Schiuma NRR 33
An orange fitting ring provides a guideline for proper fitting. The tapered ear plugs are easy to roll down and insert, then expand within the ear canal for a comfortable, secure fit. Ear plugs are made of a polyurethane.