Quies Natural Was Earplugs a noise reduction rating of 27 dB, making them highly effective at protecting your ears and preventing hearing loss. Don’t let deafening sounds and loud conversations put your peace of mind—and your hearing—at risk!nBecause they are made from natural wax, Quies wax earplugs warm to your body’s temperature and adapt to the unique shape of your ear canal. In fact, they are so comfortable that you may even forget you are wearing them! Quies wax earplugs are hypoallergenic and perfect for prolonged wear.