Vioje Vegan Hair Keratin / Acacia Collagen Application: There are 2 types of usage: 1st, the product is used during the shower - Take as much product as needed. It is applied to the lengths and ends of the hair - 10-15 minutes. Wait and rinse with plenty of water. 2. Use after shower - remove excess moisture from your hair. Take as much product as needed. It is applied to the lengths and ends of the hair and then blow-dried or straightened. It is suitable for 2 uses according to desire.