Light Weight, Affordable, Colorful Practice Mute for Trumpet or Cornet. Through careful design, It has created a practice mute that stops nearly all sound while retaining a stable pitch, accurate intonation and the ideal level of resistance. Whether they are being used in teaching or practicing, it practice mutes can bring the sound to the edge of silence. The trumpet practice mute allows you to warm up quietly and practice silently at home, no worry about disturbing your neighbors, family members or pets. The trumpet mute produces a clear mute sound at any volume and performs instantly in all registers. The practice mute trumpet is a must for all trumpet players. PAMPET Trumpet Care Kit, Best Trumpet Care Kit than other Trumpet Care Kit include Valve Oil and More include all you need