Blue Cap Shampoo is a specialized 150ml hair cleanser designed for sensitive scalp conditions. This gentle formula helps maintain scalp health while effectively cleansing the hair. For external use only. Blue Cap Shampoo is part of the Blue Cap skincare line by Catalysis, formulated specifically for those with scalp sensitivities. The 150ml size makes it convenient for regular use as part of a hair care routine. This shampoo should be used externally only, following the instructions on the packaging for best results.