Heyday's Slide, Coating Material, Semi-permanent coating material especially developed for slides and valves of brass instruments, Heyday's slide makes common lubricants unnecessary on ideal conditions., The slides or valves to be treated must be cleaned thoroughly and degreased (we recommend HEYDAY’S – Preclean)., Now you only need to spray a thin and even layer of HEYDAY’S – slide onto the inner stockings or the valve. Finally, let “harden” for one hour., Now simply spray water functioning as lubricant onto the relevant parts of your instrument as usually, Common lubricants can be used additionally, but usually they are no longer necessary