Crafted from carefully selected materials. The Goetz Slim style viola chinrest features a precisely finished natural ebony frame for the classic musician. The natural ebony material has a smooth comfortable feel that also looks traditional. The feat have padded cork ends for a softer surface that doesnt scratch your viola. This model includes Goetz round closed screws which can be easily tightened to your exact requirement ensuring that its securely attached. The Goetz chinrest has been designed to fit 4/4 size violas with minimal instrument contact to retain your tone.