Highest noise reduction rating of any single-use earplugsBell shape matches contours of your inner ear to ensure maximum noise reduction and resist tendency to back out of ear canalSmooth, soil-resistant closed-cell foam skin helps prevent dirt build-upPolyurethane foam enhances comfort, especially for long-term wear; 5 pairs of earplugs per packNoise Reduction Rating: 33Color: Orange Plug, Blue CordSize: One Size Fits Most