Black Professional Ear Muff

Thank you for asking. This has a Noise Reduction Rating (NRR) of 30 dB.

Please contact our product support team at 1-800-494-3552 Mon-Fri 8am-5pm CT so we can gather further details and better assist you with your question. Thank you!

Hello - We are happy to help. Please connect with us directly at 1-800-494-3552 M-F 8am-5pm CT, we will be happy to direct you further.

Yes, they would work fine for that. I find them to be very comfortable and effective while running my CNC Router and ShopVac. If you want something more discreet for a concert, there are ear plugs designed for concerts. Search High Fidelity Ear Plugs or concert hearing protection. Normal conversation ~ 60 dB A loud concert ~ 120 dB. Sustained sounds above 85 dB are harmful Per the description these ear muffs have a Noise Reduction Rating (NRR) of 30 dB And Helps protect against harmful noises that are at 85 dB and above. Have fun at the concert!

Depends on the hardhat. I wear mine with a hardhat and they do hold the hardhat up a bit.

Hello - Thank you for asking. This is NRR of 30 dB and can be used to help block and reduce the harmful levels of noise in a work shop.

Yes, this product complies with California Prop 65.

Hello - Thank you for asking. These provide a NNR of 30 dB and are designed to protect you from harmful noises that are at 85 dB and above. These are not noise cancelling, but will reduce the noise around you. If you have any additional questions or concerns, please connect with us directly at 1-800-494-3552 M-F 8am-5pm CT.

Blocks out most of the sound.

Your best bet is to try a pair on with Hard Hat, sometimes they dont expand enough to fit over head gear.