Get ready. Get set. Lock iron work into place while defending hair from heat damage, friction and fadeage. This heat-activated setting spray provides a long-lasting, invisible shield around the hair shaft for ultimate color and heat protection. Strengthens hair and transforms texture while holding shape, sealing in smoothness and enhancing shine. Revolutionary polymer blend delivers long-lasting hold and humidity resistance with touchable texture and glossy shine. Protection against heat damage up to 450 Degree. Vitamins A, B and E nourish and add luminous shine while helping to reflect damaging UVA/UVB rays Keravis and Soy Proteins deeply penetrate the hair shaft to fortify, increase tensile strength and elasticity while minimizing breakage. Advanced ColorLast System provides unsurpassed color and heat protection.