Quies Wax Ear Plugs 12 Pairs protect effectively from the sound and provide an excellent decrease of the sound (- 27 dB). Non reusable after each use, they are hygienic.Quies Auditive defense wax plugs are manufactured with a mixture of natural waxes and cotton to offer them an excellent maintenance in the ear.Hypoallergenic, they will offer you convenience and defense.