Regulate the uncomfortable pressure on the eardrums during takeoff or landing of a plane. The filters act as a valve and realize a gradual and constant pressure balance between the outside world and the mid ear.
Regulate the uncomfortable pressure on the eardrums during takeoff or landing of a plane. The filters act as a valve and realize a gradual and constant pressure balance between the outside world and the mid ear.
Effective noise reduction – Pressure relief – CE tested according to EN 352-2:2002 – Protection from unwanted noice – Reusable – Comfortable
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