Moldex 6630 Meteors Cordless Earplugs — NRR 28 corded No — the 8966 uses

No — the 8966 uses always-open venting in an open-frame design

auto-resetting lanyard keepers

Built-in trauma straps and SRL adapter location

Buy it if your exposure is acid gas only — chlorine rooms

Compliance also depends on your written energy-control program

Moldex 6630 Meteors Cordless Earplugs — NRR 28 corded No — the 8966 usesEDITORIAL REVIEW: 3. 0 5WC Safety Review Moldex 6630 Meteors Cordless Earplugs Best For: corded reusable flanged hearing protection at NRR 28 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 28 dB the uncorded low profile fit suits tight spaces and high volume single use. Editorial assessment by Steven Eaton, WC