The product should be applied with protective gloves, and must be massaged into wet hair until foamy, then rinse well.

As indicated on the packaging.

Matrix is a brand that connects, not divides . It was founded in 1980 by hairdresser Arnie Miller. Miller revolutionized the hairdressing industry and strongly believed that every stylist should receive the appropriate support, products and education to be able to fully develop their talent and their business. The Matrix brand currently has a wide range of hair care and styling products and is not afraid of creative expression.