Length-strengthening shampoo for slow-growing, damaged lengths.Supports healthy hair lengths. Protects hair fiber from external aggressors. Stimulates scalp. Bain Extentioniste Shampoo$46.00PriceQuantity*Add to CartHow to UseApply a quarter-size amount of Bain Extentioniste shampoo to wet hair. Massage through lengths and ends until lathered and rinse thoroughly.