AcoustaGrip Concert Performer Shoulder Rest

AcoustaGrip's Acoustical materials form the shape of your shoulder, allowing a greater range of motion and incredible comfort.  • It has no clamps that mute the sound • Increases volume, adds quality with more overtones • Comfortable, ergonomically designed, and will not fall off. • It gives a secure hold, attaches repeatedly • Sticks without glue or clamps with no damage to varnish, edges or back