DAA PRO-TECT Ear PlugsDeveloped for competition shooters, the DAA Pro Tect Ear filter is ANSI IPIL Certified for impulse noise up to 166 dB, where it provides 33 dB of attenuation. DAA Pro Tect Ear plugs reduces peak sound pressure level produced by gun fire or other loud noises, while still allowing background noises to be heard. When extreme sound peaks are not present, DAA Pro Tect Ear provides 19 dB SNR attenuation of ambient sounds, ensuring voice and background noise