Moldex 6837 Meteors TouchFree Cordless Earplugs — NRR 33 21032636 Choose the 7501 when you

Choose the 7501 when you need waterproof

What protection does the MCR PD6954 offer

Snap the MSA Advantage N95 Prefilter (with its cover) onto an Advantage cartridge to add N95 protection

and that rating is only possible because the shell has no vents — vents are openings that cannot be tested as a dielectric barrier

attenuation is lower than the printed number

Moldex 6837 Meteors TouchFree Cordless Earplugs — NRR 33 21032636 Choose the 7501 when youEDITORIAL REVIEW: 4. 5 5WC Safety Review Moldex 6837 Meteors TouchFree Cordless Earplugs Best For: corded reusable flanged hearing protection at NRR 33 dB in a low profile uncorded design. Not For: non noise hazards, or noise that earplugs alone can't bring under ~85 dBA (add earmuffs). Bottom Line: a practical reusable flanged plug at NRR 33 dB the uncorded low profile fit suits tight spaces and high volume single use. Editorial assessment by Steven