DeltaPlus Quattro™ Reusable Ear Plugs are Corded Ear Plugs (packaged 1 pair per poly-bag). Quattro™ is a universal size reusable ear plug, designed to be used over and over again, with maintained comfort and effectiveness. DeltaPlus 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.