Describe Size:9.5*2*1cm/12*10*2cm Shelf life:3 years Product functions and features include: 1.Highlight UV fluorescent effect: Halloween theme 12 color UV fluorescent eyeliner has a strong fluorescent effect, which will show a dazzling effect under black light, making you more eye-catching at parties or theme events. 2.Multi-color selection: It has 12 different colors of eyeliner, including classic orange, green, purple, etc., to meet your matching needs in different occasions, allowing you to show your creativity. 3.High-quality formula: Made of safe and harmless formula, it does not contain harmful chemical ingredients, is gentle and non-irritating to the skin, and can be used with confidence. 4.waterproof: After special processing, the eyeliner has good durability and waterproof performance, is not easy to fall off, and keeps the makeup lasting. 5.Fine pen design: The eyeliner is equipped with a fine pen tip, which is easy to draw delicate eyeliner. The line thickness can be adjusted according to personal preference to show different styles. How to use: Choose the favorite color eyeliner and gently unscrew the pen cap. Draw the desired eyeliner shape along the eyelash line with the eyeliner, and you can choose the thickness according to your personal preference. If you want the fluorescent effect to be more obvious, you can observe the eyeliner effect under black light. After use, remember to close the pen cap tightly to avoid drying. If you need to remove makeup, you can use professional eye makeup remover or makeup remover products and wipe it gently.