Maximum Noise Reduction - With The Highest Noise Reduction Rating (Nrr) Of 33 Decibels, These Orange Noise Blocking Earplugs Help Reduce The Potentially Harmful Effects Of Loud Noise
Extreme Comfort - Made With Mack’S Comfy Cush Foam For Excellent Performance And Unmatched Comfort. Finally, A 33 Db Nrr, Low Pressure, Foam Earplug Designed For Larger Sized Ear Canals Without The Excessive, Uncomfortable Bulk That Comes With Other Brands.