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 96101 Dynabrade Air Lube 10W/NR 24 Per Box
Dynabrade 51301 .5 hp Straight-Line Die Grinder
Standard Abrasives 725012, Buff and Blend Cross Buff HS, A/O Medium, 1-1/2 in x 1/2 in x 2 Ply x 8-3, 7000046830
3M 77116, Scotch Brite Roloc Deburr & Finish PRO Unitized Wheel, DP-UR, 4C Medium+, TR, 3 in x 1/4 in x NH, 7010295274
3M 21543, Scotch-Brite Roloc Clean and Strip XT Pro Extra Cut Disc, TR, 2 in x NH, A XCS, 7100179815, 60/box
3M™ 72016, Remote Alarm & Strobe 529-05-20, Audible, 7000131708, 1 EA/Case
ACS CX1250 Diamond Belts, 1/2" X 24" 45u
3M 30137, Heavy Duty Canvas Wheel Masker, 20 inch, 7100145359, 4 per pack
Air Turbine Tools 310RSV - 1/4" Router Hand Tool Series with Brake, 40,000RPM, 33444
3M 29828, Sanding Screen, 100 Grit, 19 in x NH, 7100160248
3M™ 07011, Supplied Air Respirator Hose W-9435-50/07011(AAD), 7000005373, 1 EA/Case
3M 33780, 641WY 1/4" X 24", 400 Mesh Diamond Cloth Belt, 7010534915
3M 87449 Silver Depressed Center Grinding Wheel, T27 Quick Change, 9 in x 1/4 in x 5/8-11 Center Hub Thread, 7010409732, 20 per case 
