Product Overview Achieve fuller & thicker looking hair by using Redken Cerafill Defy Shampoo 290ml as part of your daily routine. Benefits Redken Cerafill Defy Shampoo works by gently cleansing your scalp, removing impurities such as follicle clogging sebum & helping to promote a healthy scalp environment. Containing ceramide & SP-94 the shampoo helps to strengthen your hairs fibre whilst nourishing your scalp helping to improve the overall look & feel of your hair. Key Technology Redken Cerafill Defy Shampoo contains Cerafill System Technology which works to strengthen your hair, prevent breakage & re energise your hairs follicles.