Choosing a shampoo that won't zap the zing out of your new shade is obvious - but you'd also be wise to follow up with a color-locking conditioner. Joico's K-PAK Color Therapy Conditioner contains an extra-conditioning formula, with African Manketti and Argan oils, which help shield your hue's vibrancy, while hydrating overtime to strengthen hair and reduce breakage. Key Benefits: Maintains over 82% of haircolor for up to 8 weeks. Repairs & strengthens damaged hair. Instantly 9X stronger hair. Twice the shine. 33.8oz