Elasticizer Extreme Deep-Conditioning Treatment delivers a super-charged boost of elasticity, moisture and strength to your hair. Philip Kingsley's award-winning, pre-shampoo, nutrient-rich formula helps to reduce the likelihood of breakage, leaving hair bouncy, silky, shiny and manageable without weighing hair down. Apply pre-shampoo and then wash out. Part of the Treatment range which includes products to hydrate, protect and improve elasticity and shine, leaving your hair in the best condition possible.