Noise Reduction Rate (NRR):
One Size Fits Most
Pre-Consumer Recycled Content Percent:
Post-Consumer Recycled Content Percent:
Total Recycled Content Percent:
IMPORTANT: This 3M product must be used in accordance with OSHA regulations, warnings, and limitations that accompany each item. The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.