The Superslick AlphaSynth trombone Slick-It kit combines the AlphaSynth Trombone Handslide Lube with the popular Superslick Trombone Fine Mist water spray bottle. The high-quality base synthetic components and long-lasting formula of the Handslide Lube provides outstanding lubrication to keep your trombone handslide in proper playing condition. Renew the performance of the AlphaSynth Handslide Lube with a spritz of water from the Fine Mist water spray bottle (distilled water recommended). This AlphaSynth lubricant kit is USA made and is completely safe for classroom use, making it a favorite of music teachers, repair shop technicians and players alike.