Say buh-bye to brass with OGX Blonde Enhance + Purple Toning Drops! This highly pigmented and potent dark purple liquid dispenses into drops to add to your favorite shampoo, conditioner and cream-based styling products. Use it to brighten and color-correct yellow tones on silver, pre-lightened or natural blonde hair with strengthening ingredients like keratin, purple fig and iris. Rinse out or leave in. However you use these customizable drops, banish unwanted, brassy tones.