With clean hands, roll plug into a tight, crease-free cylinder
With opposite hand, reach over head and pull up and back on outer ear to straighten ear canal
Quickly insert earplug well into ear canal and hold in place until it expands for a comfortable, secure fit
Improper fitting will reduce effectiveness, which could result in hearing loss or injury
Discard after several uses or as soon as dirt or wax accumulates on earplugs.