Hearing protection - The earbuds offer hearing protection from construction, heavy machinery, hand tools, music and other loud environments. Also great for creating silence when focus or concentration is needed comfortable fit - The ear plugs are made of a soft foam that sits comfortably in the ear. Ear plug foam compresses quickly for easy insertion noise reduction rating - Ear Plugs rated for 32 decibels block out harmful noise and create silence when you need it with quiet time ear Plugs