Acoustic Violin Fiddle Musical Mute Heavy Rubber 3/4 4/4 2pcs Black Product Name : Violin Mute;Material : Rubber Color : Black Size : 53 x 26 x 15mm / 2.1" x 1.0" x 0.59" (L*W*H) Net Weight : 37g Package Content : 2 x Violin Mute