GROOMING TONIC: Reuzel Grooming Tonic is a tool every man needs on his shelf. You need to add a little extra boost to fine hair, this is just the thing. If you use a blow dryer, it’ll protect your hair. And if you want a natural look, this tonic can stand on its own. LIGHT HOLD-LOW SHINE.Adds moisture without weighing hair down. Omega 9 fatty acids to protect hair from heat. The quintessential blow dry tonic.