Quattro is a universal size reusable ear plug, designed to be used over and over again, with maintained comfort and effectiveness. Elvex Quattro offers the following features:
A four flange design that allows this ear plug to fit almost all ear canals. An ultra-soft polymer provides a comfortable and effective seal.
A sturdy and stiff handle that allows an easy grip for insertion and removal.
Material is resistant to ear wax and body oils and will outlast PVC ear plugs by many months.
Polymer is non-allergenic and non-irritating to the sensitive skin in the ear canal.
Noise Reduction Rating is 25 dB, and the test was performed to ANSI S3.19-1974 at an independent
and certified laboratory. See test data below.
European Single Number Rating is 26 dB, and testing was performed at an independent and certified laboratory. See test data to EN-352-2 below.
Quattro is available in five versions, corded and un-corded, and packaged in poly-bag or handy plastic container, as well as in a metal detectable version.
Quattro has been assigned U.S. Military national stock numbers.