Product features: Color changing effect: Lipstick will present different colors according to changes in body temperature or pH value when in contact with the skin, creating a unique lip makeup effect. Moisturizing: Contains moisturizing ingredients that can effectively moisturize the lip skin and prevent dryness. Long lasting color development: Lipstick has good durability, and a single application can maintain a bright color for a period of time. Non stick cup: It has anti stick cup characteristics and is not easy to leave marks on the cup or other items. Temperature sensitive color change: Different colors will appear with the change of lip temperature, adding fun and personalization. usage method: Apply directly to the lips, 1-2 layers can be applied as needed, and wait for a moment to observe the color change. In order to obtain a better color change effect, you can apply a layer of transparent lipstick on the lips as the base makeup. As time goes by, the color will gradually fade, and you can choose whether to apply makeup according to your preferences. matters needing attention: If discomfort occurs, such as allergies or irritation, please stop using immediately. Avoid prolonged exposure of lipstick to high temperatures or sunlight to avoid affecting the texture and effectiveness of the product. Please keep out of reach of children to avoid accidental ingestion. COMMENT: 1. Manual measurement tolerance is 2-5g. Please don't mind your substitutions. 2. Due to the difference between different monitors, the image may not reflect the actual color of the item. thank you very much! 3. SKU color is the color of product packaging PACKAGE INCLUDED: 1 * lipstick