Make the most of your colour with the schwarzkopf professional bc bonacure colour freeze gloss serum a lightweight styling finisher for coloured and highlighted hair the crystal clear fluid boosts mirror like shine enveloping each stand in a superfine layer of caring oils that reduce frizz and limit breakage after use hair is glossy strengthened and more resilient to styling and your colour looks more beautiful than ever at the heart of the color freeze gloss serum is reactive silane a