|Noise Reduction Rating NRR||33dB|
|Green Environmental Attribute||Does Not Contain PVC|
- This item has been restricted from sale in the following countries: Austria, Australia, Belgium, Bulgaria, Brazil, Cyprus, Czech Republic, Germany, Denmark, Estonia, Spain, Finland, France, United Kingdom, Greece, Croatia, Hungary, Ireland, Italy, Japan, Lithuania, Luxembourg, Latvia, Malta, Netherlands, Norway, New Zealand, Poland, Portugal, Romania, Sweden, Slovenia, Slovakia, Turkey
- Self-adjusting foam allows easy roll-down, insertion, and wear.
- Meet ANSI S3.19-1974