The TPR earplug is made from soft TPR and has following features:
- Available with or without cord (SM-333 & SM-333N)
- Plugs in yellow color.
- Reusable and one size fits all ear canal.
- Flange design provides a comfortable fit.
- Pass : CE EN352-2, ANSI S3.19 / S12.6 test
- SNR: 23dB, NRR: 25dB
- Plastic case sold separately.