3M E-A-Rsoft SuperFit Earplugs 311-1254, Corded, NRR (Noise Reduction Rating) 33 Decibels, 200 Pair/Box Safety Cans and Containers Both devices are made of

Both devices are made of durable

General use black 5 gallon bucket for non-hazardous materials

secure fit

Do not unscrew the handle

24-month cartridge life from date of manufacture

3M E-A-Rsoft SuperFit Earplugs 311-1254, Corded, NRR (Noise Reduction Rating) 33 Decibels, 200 Pair/Box Safety Cans and Containers Both devices are made ofSoft, pliable foam offers comfort for wearing over an extended time Orange fitting ring provides a guideline for proper fitting and quick visual hearing protection compliance check Noise Reduction Rating (NRR)* 33 dB. CSA Class AL. Test compatible with 3M E A Rfit Validation System. Designed for comfort and protection The 3M E A Rsoft SuperFit Earplugs have a smooth texture and cylindrical shape for better comfort. The slow recovery foam earplugs