Allen Reaction Low-Profile Electronic Ear Muffs — NRR 22, 2680 msa This is a passive muff:

This is a passive muff: the low-profile

Very high-noise environments Consider foam NRR 27 is solid

Where can I buy the 3M folding ear muff

Within the Bullard full-brim family

Allen Reaction Low-Profile Electronic Ear Muffs — NRR 22, 2680 msa This is a passive muff:EDITORIAL REVIEW: 4. 3 5 WC Safety Review of the Allen Reaction, a slim low profile electronic muff for shooting. Editorial assessment by Steven Eaton, WC Safety editor, based on published Allen specifications and category fit. We did not laboratory test this product. The Allen Reaction Low Profile (2680) is a slim electronic ear muff rated NRR 22 dB to ANSI S3. 19, with microphones that amplify low level ambient sound and automatic compression of