Redken's Extreme Length Shampoo features Biotin to strengthen damaged hair and help hair grow longer.Extreme Length Shampoo with Biotin 1L$61.19PriceExcluding GST/HSTQuantity*Order Instore Pick-upIngredientsAQUA / WATER / EAU SODIUM LAURETH SULFATE SODIUM CHLORIDE COCAMIDOPROPYL BETAINE CITRIC ACID SODIUM HYDROXIDE PARFUM / FRAGRANCE PROPYLENE GLYCOL POLYQUATERNIUM-10 SODIUM BENZOATE HEXYLENE GLYCOL SALICYLIC ACID BENZYL BENZOATE LIMONENE BENZYL ALCOHOL LINALOOL 2-OLEAMIDO-1,3-OCTADECANEDIOL BIOTIN BenefitRedken Extreme Length Shampoo with Biotin & Redken's Length Care Complex helps strengthen damaged hair to grow longer and stronger. Extreme Length Shampoo helps hair growth by preventing breakage. Reduce breakage by 81% when using the full system of Extreme Length Shampoo, Extreme Length Conditioner, and Extreme Length Leave-In Treatment Formulated with biotin and Redken Length Care Complex to help hair grow longer and stronger Gently cleanses the hair Helps promote strong hair How to ApplyApply to wet hair, lather and rinse. Use as a complete system with Extreme Length Conditioner with Biotin and Extreme Length Leave-In Treatment.