Slide-O-Mix Trombone Lubricant Set

No more mess.  No more oily hands.  It's just smooth sailing with the Conn-Selmer 337 Slide-O-Mix 337 Trombone Lube System.  Preferred by professionals worldwide, only a small amount of this long-lasting trombone maintenance formula applied directly to your slide from the bottle will give it maximum speed and action for easier playing.