3M 311-1101 E-A-R CLASSIC
PVC CORDED FOAM EAR PLUGS
25, 50, 100, 200 PAIRS (1 BOX)
FREE SHIPPING!!!
- SECURE: Exposed cell surface texture resists movement and helps maintain an effective seal creating a comfortable, snug noise barrier. Noise Reduction Rating (NRR) 29 dB. CSA Class AL
- OUTSTANDING COMFORT: This unique slow-recovery, low-pressure foam and special cylindrical shape help enhance comfort throughout the day by creating lower pressure in the ear canal
- SOFT SOUND-ABSORBING FOAM: Proprietary foam is initially firm to make fitting the ear plug easier, then softens once it’s in the ear to comfortably conform to the unique shape of each ear canal
- SWEAT AND HUMIDITY RESISTANT: Classic ear plugs are resistant to moisture absorption for consistent fitting even in humid environments
- VERSATILE: Use while chipping, chiseling, drilling, furnace operations, grinding, heavy equipment operations, machining, pouring/casting, power fastening, riveting, sanding, sawing and welding