Our earplugs come in non-irritating, self-adjusting, foam recovers to fit virtually any ear canal. These earplugs are perfect when our ears need protection from excessive and prolonged noise. Their bright orange color makes visual safety check easy. Also, these low pressure foam earplugs offer long-term user comfort not found in other pre-shaped foam earplugs. Noise reduction rate (NRR) of 31dB. Tested in accordance with ANSI S3.19.