Restructures the hair and protects it from the heat. It contains ingredients that are resistant to high temperatures. Suring straightening it strengthens and helps to protect the hair; as a post-treatment the presence of keratin , latest generation silicon and cationic conditioners protects and adds shine to hair. The use of a straightening iron actually improves the hair structure, bringing it to an excellent condition. Spray Fluid is also the essential finishing step for the Ultimate permanent hair straigheting process. Format: 250 ml bottle