Quies Anti-Noise Foam 3 Pairs have been specially designed to guarantee comfort and protection:Their shape adapted to the ear canal ensures excellent efficiency: reduce loud noise by 35 dB on average, without completely cutting off from its environment. They allow a perfect hold in the ear.The texture of the polyurethane foam, particularly smooth and flexible, offers a pleasant contact and does not cause any discomfort.DIRECTIONS FOR USEGently roll the plug with perfectly clean fingers to make it as thin as possible.Insert the compressed plug into the ear canal.Pull the earlobe back to push air out of the ear canal.Hold the plug until it inflates and is held inside the ear canal.Single use.COMPOSITIONPolyurethane Foam.3 Pairs (Neutral Colour)In accordance with the European Regulation.Made in France.