koleston perfect 88 0260ML This product is intended for use by qualified persons only. Use by non licensed persons may result in unsatisfactory performance. Mat&Max will not be held responsible by anyone who buys and or use this product in breach of this warning. Hair color products may cause allergic reactions, which in rare instances can be severe. Conduct hypersensitivity and allergic patch test 48 hours prior to each application. Read and follow instructions carefully.