? Soft foam caps block the entrance to the earcanal. Band is worn under the chin
? Ideal for intermittent protection needs
? Noise Reduction Rating (NRR)* 17 dB. CSA Class BL
*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.

3M 20927, PSA Cloth Disc 348D, P240 X-weight, 1 in x NH, Die 100N, 7000118918
Dynabrade 51811 .1 hp Straight-Line Pencil Grinder, Rear Exhaust, 1000,000 RPM, 1/16" Collet
3M 16301, PPS Lid & Liner Kit, Standard (22 fl oz), 125 Micron Full
Diameter Filter, 50 Lids & Liners per kit, 7010029842
3M 71358, 641WY 1/4" X 24", 600 Mesh Diamond Cloth Belt, 7010534894 
