Westone’s TRU Recreational earplug is a great off-the-shelf solution that provides a comfortable and tuned listening experience for everything from concerts to movie attendance, and any other situation where mid-level noise exposure exists. An exceptionally accurate 20dB across the frequency range, the WR 20 is one of the most transparent hearing protection filters on the market today. Utilizing advanced acoustic filter technology; TRU hearing protection has been critically tuned to reduce volume yet maintain sound quality across the sound frequency spectrum. The result is a comfortable and transparent listening experience for professional musicians and recreational users.