Note to use: After filling the inner bladder with perfume, avoid storing the bottle in a high temperature environment, and avoid placing it in the car in summer. Filling suggestion: High perfume concentration is not recommended to fill a sub-bottle with a variety of fragrances of perfume, to avoid perfume odor. Filling liquid instructions: Suitable for filling perfume, toner, makeup remover, alcohol, etc. Please do not fill viscous liquid. Filling notes: When filling the sub-filling bottle, press vertically to the end. If the perfume spills during the filling process, stop filling and contact online customer service.