This is a quality stethoscope that will stand the test of time. Its high performance and outstanding acoustics are the hallmark of the clinical I. By using a steel chest piece and steel binaural, it incorporates the most effective sound conducting metal available. The extra thick walled single tubing is with an inside alloy sound conductor that assures the clear and crisp transmission of sound. This includes two sizes of soft color matched ear tips which seal out extraneous noise while providing superior comfort. It also has an easy to use snap-on rim and diaphragm to help to make an outstanding performer. It is available in a selection of color to choose from.