Noise Reduction Rating NRR : 30 dB. Insertion Method : Roll-Down
Ear Plug Color : Orange. Ear Plug Material : Foam
Ear Plug Shape : Bell. Ear Plug Size : S. Corded.
Band Color – Blue. Band Material PVC. Cord Color : Blue
Pairs per Package : 100
Standards : ANSI S3.19-1974 Tested