Oordoppen Ruisonderdrukking Schuim Slaap Geluidsonderdrukking Isolatie
$9.99Prijs
Material: PU Foam.
High Noise Reduction: They are two different rating systems (38dB SNR (single number rating) and 31dB NRR (noise reduction rating.) High noise reduction rate earplugs can meet the needs of noise reduction on different occasions.
