Log in
Customer account
Log in
Incorrect email or password.
Registration is not confirmed
The account is blocked
Registration is not approved
Activation e-mail has been sent to Your e-mail
Failed to send activation e-mail
Basket
OPTIME II, wide and comfortable rings are filled with a unique combination of fluid and foam, optimal sealing and low pressure at the same time. Sound attenuation 31 dB. Suitable for substantial noise, muffle even extremely low frequencies to a maximum degree.
| Material |
Material
noise or construction machinery, airports and agricultural work. Sound reduction: 31 dB |
| Norms |
Norms
EN 352-1 |
| Brand |
Brand
3M |
