Brand Name: 3MModel Number: 340-4007Color: BlueMaterial: RubberNRR: 25dbSNR: 32dbApplication: Sleeping/Study Brand Name: 3MModel Number: 340-4007Color: BlueMaterial: RubberNRR: 25dbSNR: 32dbApplication: Sleeping/Study
$11.80
Availability: 794 In Stock

Brand Name: 3M
Model Number: 340-4007
Color: Blue
Material: Rubber
NRR: 25db
SNR: 32db
Application: Sleeping/Study

Brand Name: 3M
Model Number: 340-4007
Color: Blue
Material: Rubber
NRR: 25db
SNR: 32db
Application: Sleeping/Study

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