This hair extension shampoo is specially formulated for extensions, wigs, hair pieces and damaged hair. It has all the missing nutrients and vitamins hair extensions and damaged hair craves. It deep conditions and keeps the hair soft and shiny and prolongs the life of the hair so you get many more months of wear out of them in which saves you money. It works best used with my extension conditioner, extension boost mask and vitamin spray.Also available in 100ml & 250ml