Noise reduction rating 32 dB
Long wearing comfort and quick recovery time
Cordless contains 200/box
Must buy by the case (10 boxes)

Noise reduction rating 27
Less pressure with a better seal
Cordless contains 200/box
Corded contains 100/box

100/bx
Regular - NRR 27

Noise reduction rating 25
Reusable
Dielectric

Noise reduction rating 33
Cordless contains 200/box

Noise reduction rating 26

Extremely soft foam seals without pressure. Smooth surface repels dirt. Meets ANSI S3.19 requirements.
Noise reduction rating 32
Cordless contains 200/box
Corded contains 100/box

Extremely soft foam seals without pressure. Smooth surface repels dirt. Meets ANSI S3.19 requirements.
Noise reduction rating 32
Cordless contains 200/box
Corded contains 100/box