The Portwest PW40 Classic Ear Protector Ear Muffs are ANSI S3.19 rated with a Noise Reduction Rating (NRR) of 22 decibels. Perfect for every day use, these economical ear muffs provide excellent hearing protection with superior attenuation rate at an affordable cost. Lightweight in design, the comfort of these ear muffs is unmatched.

• Classic design ear muff.
• Light and robust.
• Ideal for all day use.
• Excellent attenuation rate.
• ANSI S3.19 NRR 22dB