TIGI S-Factor Flat Iron Shine Spray - Heat Defender gives UV protection. Gives a thermal shield while providing a lustrous shine. TIGI S-Factor Flat Iron Shine Spray will provide you with a soft, healthy finish. The ingredients Retinyl Palmitate & Tocopheryl Acetate (vitamins A & E) nourishes the hair and has antioxidant activity. Nopentyl Gycol Diethyhexanoate provides conditioning and serious shine. Ethynexyl Methoxycinnamate gives UV protection and Cyclopentasiloxane absorbs & dissipates heat on hair. Works best if used in wet hair. Then flat iron when hair is dry.