hair activating serum treatment, scalp care serum, promotes thicker stronger hair growth, scalp care serum, castor oil for hair growth growth serum hair lotion features: 1. repair the hair, the essential oil penetrates into the hair root, smoothest the hair, and improves the hair loss. 2. prevent hair loss, promote hair growth and increase hair luster. 3. it has a nourishing effect, dredges hair follicles, and improves the scalp environment. specification: name: hair activating serum treatment net content: 30ml shelf life: 3 years ingredients: contains castor oil, camellia oil, etc. efficacy: nourishes and protects hair, fast hair growth. how to use: 1. dry your hair after shampooing. 2. spray the spray directly on the hair and massage gently to allow the essence to penetrate into the hair. package includes: 2/4 pcs x hair activating serum treatment note: 1.please allow 1-2cm differs due to manual measurement. 2.due to the different display and different light, the picture may not show the actual color of the item. thanks for your understanding.