Features and Benefits:Comfortable, Interchangeable Plugs;Quick Fit Design;Better Fit;All Day Comfort;NRR of 26dB;5 Pack;Compatible with Milwaukee Banded Ear Plugs;Third Party Tested;The MILWAUKEE® Replacement Flanged Ear Plugs (5 Pack) are designed to provide all day comfort while working on the job site. These interchangeable, comfortable earplugs are compatible with the Milwaukee Banded Ear Plugs. The quick fit design allows professionals to get back to work faster while achieving a proper seal. These banded flanged earplugs have a Noise Reduction Rating (NRR) of 26 to protect against hazardous noise.