Eyelash serum formulated with 10 ingredients to improve lash firmness and thickness. - Brand: Yunth - Product Name: Eyelash Serum - Volume: 5mL - Features: Improves firmness and thickness, contains 10 ingredients Thank you for looking. I purchased this last year, but it is unused. It is unopened, but it has been handled by someone, so please refrain from purchasing if you are sensitive to this.