3M 311-4101 Large Single Use Classic Cylinder Shape PVC Foam Metal Detectable Corded Earplugs (1 Pair Per Poly Bag, 200 Pair Per Box) Head & Eye & Face Protection Unextreme Plus anti-fog lens coating

Unextreme Plus anti-fog lens coating

*1 3/4" x 3/4" hardwood with mahogany finish *Rubber slip proof top rings *Replaceable burgundy webbing

Fits prescription lenses into the lens area of North full-face respirators

Available in six vibrant colors

3M 311-4101 Large Single Use Classic Cylinder Shape PVC Foam Metal Detectable Corded Earplugs (1 Pair Per Poly Bag, 200 Pair Per Box) Head & Eye & Face Protection Unextreme Plus anti-fog lens coating3M E A R Classic earplugs were the first foam earplugs ever and are the most popular in the world. Today, they are still the leading seller across the world because of their outstanding advantages including: Excellent protection with an NRR 29dB; Easy to use cylindrical shape; Soft, low pressure for all day comfort; Non allergenic, moisture resistant and non flammable; Yellow for high visibility. E A R Classic earplugs are proven performers. Their