14 PAIRS 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.</br>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.</br>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.</br>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.</br>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.</br></br>Product Description</br></br><p> <b>Sound advice from hearing professionals</b> </p> <p> Hearing loss is irreversible so it is imperative that you safeguard your hearing from jackhammers?? sirens and other extreme noise levels that harm nerve endings. HEAROS Xtreme Protection Ear Plugs prevent a deluge of damaging decibels from assailing your ears. These soft polyurethane foam hearing protection plugs give you a customized fit by conforming to the contours of your auditory canals and blocking out loud noises that cause hearing loss. HEAROS Earplugs have been tested according to ANSI specifications S319-1974 for your peace of mind. </p> <p> <b>Designed for comfort and easy use</b> </p> <p> HEAROS Ear Plugs are made of hypoallergenic foam?? making them safe for the most sensitive ears. A soft?? closed-cell skin prevents dirt build-up and permits comfortable wear for long p