Vandoren SM825GSKO T9 Small Chamber V16 Metal Tenor Sax Mouthpiece w/ Optimum Ligature Kit The most open mouthpiece in the line provides a perfect balance with JAVA Red reeds #2.5. Small tone chamber Tip Opening - 295 (1/100mm) Long Facing Works best with Vandoren #2.5-#3 Reeds Includes Optimum LC080P Ligature & Cap