The Hair Serum Sleek & Stay by GARNIER FRUCTIS is the perfect complement for dry, frizz-neige hair. This innovative serum activates through heat and offers water-resistant heat protection that protects the hair from damage during hair dryer or smoothing. With a formula containing alpha silence, a protective shield surrounding the hair fiber and effectively counteracts frizz. At the same time, the serum provides smoothing and a healthy shine that lasts up to five washes.