HEAROS Xtreme Protection Noise Cancelling Disposable Foam Earplugs NRR 33 Hearing Protection

14 PAIR of disposable polyurethane foam ear plugs, tested according to ANSI specifications S319-1974 by Michael & Associates, Inc NIST NVLAP code 100427-0. These fit virtually every wearer.
NRR 33 is the highest available noise reduction rating possible. These noise cancelling ear plugs are suitable for construction, law enforcement, military and those seeking relief from a snoring spouse.
COMFORTABLE closed-cell foam skin is soft and impervious to dirt. Premium expanding foam provides customized fit in each ear canal, ensuring optimal noise blocking capabilities up to 33 decibels.
EASY INSERTION by rolling between the fingers and inserting in your ear. Light blue color is discernible in the workplace, and attractively complements law enforcement and first responder uniforms.
MADE IN THE USA under rigorous quality control protocols for noise reduction you can rely on. These must-have travel accessories strike an uncompromising balance between performance and comfort.