Quattro's four flange taper design fits almost all ear canals. Its soft polymer comfortable and non-allergenic. A stiff handle allows for easy insertion, while the soft flanges allow a comfortable fit. US Military NSN number assigned.
Specifications and Features:
Soft polymer for comfortable fit
Four flanges for effective seal
Stiff handle for easy insertion
25 dB Certified NRR to ANSI S3.19-1974
28 dB Certified SNR to CE EN 352-1
Corded earplugs with poly-container and key chain