The Beechler Gold mouthpieces are cast from silicone bronze for warmth and resonance. They are hand faced and hand polished for maximum airflow. They are plated with 14 karat gold for darkness and richness. The medium high baffle of the alto and tenor adds energy and power to the overtone series. The open baffle of the soprano brings depth and vibrancy to the sound of the instrument. THIS ITEM HAS BEEN DISCONTINUED. LIMITED NUMBER STILL IN STOCK.