The Portwest EP21 Ear Plug Dispenser Refill Pack includes replacement foam uncorded ear plugs for the Portwest EP20 Ear Plug Dispenser. This ear plug dispenser refill pack contains 500 pairs of the Portwest EP02 uncorded foam ear plugs that meet ANSI S3.19 standards and have a Noise Reduction Rating of 32 decibels with excellent attenuation.

• Soft ear plugs seal the ear canal with soft, slow-recovery foam
• Excellent noise reduction and comfort
• Contains 500 pairs of EP02 ear plugs (refill for the EP20 dispenser)
• ANSI S3.19 NRR 32dB