Pre-formed plug shape with no rolling required makes insertion simpleSelf-sealing fflanges give all day comfortRigid stem makes insertion easy and reduces the risk of contaminationNon-resonating textile cord for comfort and easy storageCord can be detached for added safety when working around machines, or when the TPR plug is to be cleaned using soap and waterCan be reused several times, making them very cost efficientModerate attenuation allows for safe usage that blocks out hazardous noise yet allows warning signals and voices to be clearly understood