?Unique design£¬ compact and simple£¬ easy to carry. It is a good partner for music learners£¬ there are many kinds of music accessories for your choice.                                    Features                New and high quality<br>    Rubber mute for muting strings of piano<br>    Easy to tune your piano<br>    Material: Rubber<br>    Size: 3.54" for length£¬ 0.47" for width<br>    Color: Blue<br>                                                            Specifications            Material    Rubber    <br>Size    3.54" for length£¬ 0.47" for width    <br>Color    blue    <br>Weight    12g    <br>                                                            Package Includes                1 x Piano Tuning Tune Mute Rubber Mute Key <br>