Mehrweg-/Einweg- = Einweg Störabstand SNR = 28dB Befestigungsart = Uncorded Erfüllte Normen = CE Serie = Classic Material = PVC Anzahl Paare pro Packung = 500 Farbe = Gelb Von Metalldetektoren erfassbar = Nein 3M E-A-R Classic Ear Plugs. From 3M, these E-A-R Classic disposable earplugs are a fast and effective solution to hearing protection in the workplace. They are made from a slow expanding foam, which helps with providing a low pressure seal inside the ear canal creating a comfortable and secure fit. The high visiblity bright neon colour allows the user to locate them when working or when someone is using earplugs, and may have advantages in food preparation areas where quality control is essential. Economic and easy to use, these disposable earplugs are offer excellent noise reduction even in heavy-duty noise environments. Features and Benefits. Comfortable fit Bright colour Economic and effective. Applications