3M™ Uncorded Foam Earplugs, Hearing Conservation 1100 1000/Case
• Smooth, dirt resistant surface for hygiene
• Comfortable for a wide range of ear sizes
• Includes a comfortable cloth cord for convenience
• Can be combined with earmuffs for additional protection
• Can be used with other personal protection equipment
• Recommended for moderate noise (up to 100 dBA TWA).
• Noise Reduction Rating (NRR)*: 29dB.
*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.