3M Ear Plug is a small device made from rubber. It is typically used to protect the inner ear from noise, water, and other damage. It is available in efferent types for our customers. Ear plug is very safe and easy to use. 3M Ear Plug is extremely comfortable to use for a prolonged duration of time. Ear plug does not degrade in quality or become inferior due to compression. It comes in preventative packaging that keeps impurities and unwanted substances at bay.