The Flents Quiet Contour Foam Ear Plugs come in a convenient 2 pack with a total of 20 pairs of ear plugs included. With an NRR of 33, these ear plugs provide a high level of noise reduction. The ear plugs come in a case for easy storage and transport. Made in the United States, these ear plugs are designed for personal protective equipment in various settings such as industrial facilities, construction sites, and for general noise reduction.