3PK Reusable Corded Earplugs. These MILWAUKEE ear plugs with cords allow for easy access and can be worn around your neck or hung on a cart while not in use. The corded ear plugs are made with soft comfortable silicone for all-day comfort and a quick-fit design allows you to get back to work faster while achieving a proper seal. These reusable ear plugs have an NRR of 26 to protect you against hazardous noise. These soft ear plugs also include a case for easy storage.