Stans no tubes race sealantif youve walked the mechanics pits at any national or international level event chances are youve seen them trademark stans black quart bottles with no labels look closer and you might have seen strange symbols scrawled all over the bottles in a silver marker letters and numbers formula notes by the man himself stan koziatek for nearly fifteen years stan has been quietly formulating a special racing version of stans legendary sealant for many of cyclings m