BioSilk Thermal Shield offers complete heat protection. The advanced formula utilises silk to help shield hair from thermal damage from the hottest flat and curling irons, while giving long lasting styling results with ultimate shine. Formulated with silk and enriched with botanical extracts, BioSilk Thermal Shield offers flexible control while protecting hair and providing incredible shine. Directions of use: Section hair and spray evenly over dry hair. Use heating tools and style as desired.