Level 1: Spend 15 minutes to get prettier. Level 2: There is something good for the skin inside this special paper, so people put it on their faces. It helps skin with brightening, hydrating, oil control, and lifting & firming...etc. Choosing different functions will get different results. Level 3: A pre-cut fibrous sheet infused with a variety of ingredients, including Hyaluronic Acid, Niacinamide, Vitamin C, Vitamin B5, CICA, and Peptides... etc. It is designed for skin care.