L'oreal Dye Excellence To Go: L'oreal Dye Excellence To Go is a revolutionary hair color product that delivers stunning, long-lasting results. With its easy-to-use brush applicator, you can easily apply the dye to your roots or touch up your hair on the go. The formula is enriched with pro-keratin complex that helps to strengthen and protect your hair while delivering vibrant, true-to-tone color. The dye is available in a wide range of shades to suit any skin tone and hair type.