Mack's Ear Seals - these flanged earplugs are America's number 1 flanged earplug Dual Durometer Design - Two plastics used in the molding process allow for ease of insertion and unmatched comfort. Super Soft Seal Rings - Incredibly soft for extreme comfort Detachable Cord - Convenient for hanging plugs around your neck in environments where noise comes and goes Washable and reusable earplugs - comes with a shatterproof case. .
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