Boasting a unique anti breakage formula the pillow proof blow dry express primer 170ml from redken is expertly designed to reduce your blow drying time as well as protecting hair from up to 450 f heat providing the hair with a thermal blanket of flexible silicone resin which shields hair from heat this spray also works to repair the hair from the inside out making your hair up to three times stronger and injecting it with some long lasting volume ed directions of use shake