Kmise A3952 1 Piece Guitar Pickup Sound Hole Block for Acoustic Guitar 38''/39''， Black<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> The Screeching Halt sound hole cover incorporates a flexible design that promotes quick installation </span></li><li><span class="a-list-item"> Fits for most Acoustic Guitar </span></li><li><span class="a-list-item"> Material: Rubber </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41A%2BwiTFA8L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41MtWnDxaaL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41gGK8gOPML.jpg" noproxy>