CVS Foam Earplugs Advanced Protection
Superior noise protection. Soft disposable foam earplugs. For sleep, study, work & sports. Noise Reduction Rating: 30 decibels (when used as directed). Blocks noise from snoring. Latex-free. The range of noise reduction ratings for existing hearing protectors in approximately 0 to 30. (High numbers denote greater effectiveness). Label required by US EPA regulation 40CFR Part 211 Subpart B. Sound Attenuation Data: 125 Hz, 32.7 dB, 4.0 Standard. 250 Hz, 34.7 dB, 4.3 Standard. 500 Hz, 36.6 dB, 4.3 Standard.1000 Hz, 38.1 dB, 3.0 Standard. 2000 Hz, 37.3 dB, 2.5 Standard. 3150 Hz, 40.1 dB, 3.1 Standard.4000 Hz, 40.0 dB, 3.3 Standard. 6300 Hz, 44.0 dB, 3.3 Standard. 6300 Hz, 44.0 dB, 5.2 Standard.8000 Hz, 45.7 dB, 4.9 Standard. Made in Korea.
For effective and comfortable use: 1. With clean hands, roll plug back and forth between fingers to form a tight cylinder. 2. Immediately insert compressed plug into ear canal. Hold plug in place until it expands to give a snug, comfortable fit.