CVS Health Extreme Protection - Tapones para los oídos, 20 u.

Reduces noise and protects hearing.

• Highest noise reduction rating.
• Super soft.

Noise reduction rating 33 decibels.
The range of noise reduction ratings for existing hearing protectors is approximately 0 to 30 (Higher number denotes greater effectiveness).

Instructions for proper fit: Earplugs must be inserted properly for optimum performance. With clean hands, firmly roll entire earplug between thumb and fingers to form a thin tight cylinder. Using one hand, gently lift top of ear up to open ear canal, With other hand, insert rounded end of earplug. With forefinger, hold earplug in place until it expands to form a comfortable, snug fit.

Keep away from infants. This product is non-toxic but may interfere with breathing if caught in windpipe. For noise environments dominated by frequencies below 500 Hz, the C-weighted environmental noise level should be used. Improper fit of this device will reduce its effectiveness in attenuating noise. Consult the above instructions for proper fit. Although hearing protectors can be recommended for protection against the harmful effects of impulsive noise, the Noise Reduction Rating (NRR) is based on the attenuation of continuous noise and may not be an accurate indicator of the protection attainable against impulsive noise such as gunfire. The Noise Reduction Rating calculated from the attenuation data is 33 dB. Earplugs must be properly fitted to attenuate noise effectively. Refer to instructions.