Smooth & Finish Serum is a luxurious finishing serum that adds instant shine and lustre to hair with each application. Best for... Adding shine and smoothness to straight styles; taming and defining curls and waves; controlling flyaway hair caused by static; disguising the appearance of split and dry ends. To use... Dispense one pump for fine to normal hair, or a pump and a half for thick or coarse hair, in to clean hands. Massage between your palms and fingers until they