Restore radiant healthy looking hair with the k pak color therapy luster lock instant shine and repair treatment from joico harnessing the powers of deeply nourishing manketti and argan oils the restorative formula can be used to add mirror like shine to dull locks or as a pre shampoo treatment for intense repair and protection ideal for colour treated hair from blondes to brunettes and lowlights to highlights its unique quadrabond peptide complex seals the hairs outer layer to lock in