Therapro MEDIceuticals Defend Leave-in Conditioner for superior detangling, shine smoothing while providing UV protection with a protective shield that prevents thermal cuticle damage. Features Benefits: Can be used on normal, fine or damaged hair. Detangles the hair without weighing the hair down. Provitamin B5 gives hydration to the hair. Makes hair supple and easy to comb. Protects the hair against UV radiation and the use of thermal applications (hair dryer/styling tools). Gives the hair a natural shine. Ideal for detangling wigs and hair extensions.