For noise levels up to 95 dBA. This over-the-head, folding earmuff featurea a stainless steel headband for consistent force and effective hearing protection.
? Folding – Cups fold up into the headband for compact storage
? Stainless steel construction resists bending and warping
? Earcup pivot points tilt for optimum comfort and efficiency
? Ultra light with liquid/foam filled earmuff cushions
? Color-coding for compliance sighting
? Noise Reduction Rating (NRR)*: 21 dB. CSA Class B
*The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.
3M is Leading the Advancement of Hearing Conservation.

Dynabrade 51862 .4 hp Trim Router (Complete), 30,000 RPM, 1/4 Collet
3M 23204, Double Coated Film Tape 9589, White, 3/4 in x 36 yd, 9 mil, 48 rolls per case, 7000048619 