FVD1 Vocal Dampener, Transparent Voice Dampener for Singers Actors Performers, Ergonomic Voice Muffler, 25dB Noise Reducing Silencer for Singing Practice, Stress Relief, Warm-Up

This vocal dampener features a dual-layer acoustic chamber for better sound absorption and a transparent design for clear mouth viewing. It fits most face types and is made from food-grade silicone.

• The description claims this dampener reduces singing volume by up to 25dB.
• The description claims it allows clear visibility of mouth movements and tongue positions.