left/RIGHT™ Cap-Mounted, Passive
The MSA left/RIGHT™ Ear Muffs have dedicated right and left ear cups that are designed to fit ears of all shapes and sizes which offers increased comfort and protection. *The NRR or dBA may vary depending on the hardhat your hearing protection is being attached to. Please reference the hearing protection user manual for specific performance ratings
Helmet-Mounted, Passive, for Non-Slotted Full Brim Hats
The Soprano Muff provides excellent hearing protection while fitting all MSA full-brim hats. NOTE: The addition of the Soprano muff reduces helmet rating to Class C.