Polyurethane foam plug with band, low attenuation (20dB). Very soft and hypoallergenic tampons. Flexible band, very practical and comfortable. They can be placed behind the neck or under the chin to make it compatible with another type of epis. Hearing protector dielectric, without mechanical components (Metal-free). Interchangeable plugs in yellow easily detectable and visible. Band allows no direct contact with the plugs (greater hygiene).