Biolage Deep Treatment ColorLast Multi Use Hair Mask for instant gratification and total hair transformation in just 5 minutes. Highly concentrated hair mask for color care and color protection.BenefitsMaintains and restores all types of color-treated hairShiny and vibrant resultsLight, easy to squeeze packagingAt least four applications per packClinical ResultsHair is 3X stronger*Up to 70% less breakage***Vs. non-conditioning shampoo with the system of Shampoo and Mask**When used as a system with Biolage shampoo Suggested Use: Apply to wet hair and leave in 3-5 minutes. Rinse thoroughly. Matrix recommends that you use the Biolage ColorLast Deep Treatment after cleansing with Biolage ColorLast Shampoo for extra color protection. Use once weekly in place of Biolage ColorLast Conditioner. Recommended for color-treated hair. Precautions: In case of contact with eyes, rinse them immediately. UPC: 000002543965 Weight: 0.72 lbs