Kerastase Resistance Double Force 13.9 oz Kerastase Resistance Double Force is a multi-protective hairspray for weakened hair. Technology: Ceramide UV Filters Fixing PolymersProduct Benefits: Protects weakened hair from climate-specific factors. Provides controlled hold.Directions:Hold the can 10-12 inches from hair. Spray onto dry hair using ... $38.95Product DetailsConsumer ReviewsBuy