NRR 30: The SoftStar series ear plugs are certified to provide hearing protection up to 30 decibels, provided a higher NRR rating than most barrel
Hearos SoftStar EZ Twist Corded Foam Ear Plugs, Free Case, NRR 30, 1 Pair,Orange,5521
POWERSOFT EZ-TWIST HYBRID EARPLUGS METAL DETECTABLE - Paramount Safety Products
Protection - Ears - Protective Gear
PIP EZ-Twist Red Hybrid Disposable Earplugs with 30 dB Noise Reduction Rating (10-Pack) PRO92346-10P - The Home Depot
PIP - Ear Plugs - Ear Protection - The Home Depot
3M Banded Style Hearing Protector 90537-6DC - The Home Depot
Foam - Disposable - Ear Plugs - Ear Protection - The Home Depot
These orange, polyurethane foam earplugs are tapered in design to provide the ultimate fit and ultimate in comfort. With a noise reduction rating of
Disposable Ear Plugs - 10 Pack
Ear Plugs for Industrial Noise Reduction
Ear Plugs for Industrial Noise Reduction