The 3M Peltor H7P3E Optime 101 Helmet Attachable Earmuffs are designed to work with slotted hard hats and have a noise reduction rating of 24 dB. These earmuffs provide solid hearing protection for noise levels up to 101 dBA and are color coded for easy compliance checks.
**Meant for use with slotted hard hats.
These H7P3E Optime 101 earmuffs have a 24 Noise Reduction Rating (NRR 24 db) CSA Class A.
- Cap-mounted design allows for easy use with most hard hats.
- Designed for maximum attenuation in a severe noise environment
- Soft sealing cushions easily replaceable by press-and-snap function
- Suitable for agriculture, construction equipment, heavy industry and airports
- Hygiene kits available
- Color-coding for compliance sighting.