Davines Styling Products ESSENTIAL HAIRCARE Dede Conditioner. The perfect conditioner to complement the action of Dede shampoo. Detangle your hair in the most delicate way with a light and smooth formula. You will feel your hair fresh and uncoated with an incomparable texture and shine. Apply to previously washed damp hair, spreading it evenly through the hair with a comb, and leave it on for 2 to 5 minutes before rinsing with plenty of water.