3M™ E-A-R™ Classic™ SuperFit™ 33 Earplugs 310-1008, Uncorded, Pillow Pack, 200 Pair/Case lens-cleaning-products This cartridge is NIOSH approved

This cartridge is NIOSH approved to help provide respiratory protection against ammonia

Foam nose cushion adds to overall comfort and the exclusive Ventex valve lets the hot air out faster so breathing resistance is reduced and workers stay cooler which means they won’t mind wearing it for an entire shift

The lightweight

100% Environmentally Safe

Scratch resistant lenses

3M™ E-A-R™ Classic™ SuperFit™ 33 Earplugs 310-1008, Uncorded, Pillow Pack, 200 Pair/Case lens-cleaning-products This cartridge is NIOSH approvedThe E A R Classic SuperFit 33 orange fitting ring" provides a guideline for proper insertion and quick visual compliance check. Orange "fitting ring" provides a guideline for proper insertion and quick visual compliance check. Reusable Pillow Pack helps keep earplugs clean when they are not being worn. Test compatible with 3M E A Rfit Validation System. Noise Reduction Rating (NRR)* 33 dB. CSA Class AL. Flame resistant for potential arc flash