The hearing protection plugs 3M⢠E A R⢠Ultrafit⢠are made of flexible materials, which are pre-formed for the optimum fit in the ear. With these patented plugs with the characteristic three lamellae no size adjustment is necessary. They guarantee a permanently comfortable fit and optimum protection. The plugs are reusable and washable and therefore particularly hygienic. Their cord is very practical â so that the plugs are not lost. In order to meet the individual requirements of the user, the plugs are compatible with the 3M⢠E A Rfit⢠Validation System: This allows the individually achieved insulation value of each user to be determined. The 3M⢠E A R⢠Ultrafit⢠earplugs are supplied with a transparent storage box with belt clip.This text is machine translated.