The Galaxy, Spotlight, Gold and Night vision additives, when mixed as a third component with Starlike Classic and Glamour Collections, allow you to grout with unique and exclusive results. These additives are available separately: Galaxy, Spotlight, Gold and Night Vision in pre-dosed bags ready to add for 2.5 kg buckets. The Tile Doctor is the exclusive U.S. Distributor for Litokol, the world’s premier tile setting and grouting products.