Description
Item #: 340-4003
3M Stock #: 7000002321
- Features a proprietary, pre-molded, triple-flange design that fits comfortably
- Triple-flange provides proven protection without rolling or touching plug during insertion
- Push-to-fit style for easy and hygienic fit
- Washable and reusable
- Noise reduction rating (NRR)*: 25 dB
- CSA class AL




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