Giardinelli Trombone Maintenance and Care Kit Trombone Maintenance and Care Kit Kit includes a mouthpiece brush, a slide snake, slide spray, slide cream and tuning slide grease along with a lint-free polish cloth Everything you need to keep your trombone in fine playing condition Kit includes a mouthpiece brush, a slide snake, slide spray, slide cream and tuning slide grease along with a lint-free polish cloth Everything you need to keep your trombone in fine playing condition