Bondpro is a professional set that protects the hair during coloring and strengthens the hair from the inside. This set contains 1x no. 1 Protection serum 500ml and 2x no. 2 Nourishing fortifier 500ml protection serum: highly concentrated serum to protect the hair against potential damage caused by lightening bleaching, color or texture treatment. Nourishing fortifier: intensive treatment provides deep nourishment to the hair after lightening bleaching, color or structure treatment. Penetrates immediately into the hair fibers. It supports the hair's stability as well as strengthens the hair and strengthens the hair's fibres. Use of protection serum: lightening bleaching: add in pre-mixed lightening bleaching. Color: add premixed color. Permanent: rinse out neutralization. Apply a mixture of protection serum water to towel dry hair. Smoothing: add to agent 1 in the smoothing. Use of nourishing fortifier: apply after rinsing off lightening bleaching, colour, permanent products or agent 1 in smoothing. These are professional products, i.E. Chemistry and therefore it is important to have the right information before you start. Beautycos disclaims all responsibility for any accidental incidents in connection with the use of this product.