Every musician needs quality hearing protection. EAROS ONE in-ear acoustic filters reduce harmful decibels while enabling you to experience the full spectrum of frequencies for full enjoyment of music and sound. The product is ideal for use while performing music or attending concerts, nightclubs, sporting events and more, and has a Noise Reduction Rating of 17dB (most ears achieve up to25 dB). The package includes small- and large-sized eartips, an instruction manual and a convenient carrying case.