Acoustic protection certified EN352-2: 2002 / CE1974.
Integrated acoustic filter
Nominal diameter: 7-11 mm
Transparent plastic container
Suitable for on-road and off-road use
Hypoallergenic material
Adapt to being worn for a long time and reused
Easy and comfortable to use
Maintained sound quality
Compatible with intercoms
H:20DB / M:15DB / L:11DB.