Skin Tone & Lipstick, oil is slightly cooler than lip gloss and is a basic makeup product that is easy to apply. Moisturizing lip balm has a soothing effect on dry skin on lips. Recently, in addition to the highlight effect of moisturizing lipstick, autumn and winter colors have also added many effects, including pearlescent and aurora. It is recommended to choose a lipstick that suits you according to your skin color. The usual red color is suitable for the general public, but you can also try other colors if you want. The role of lipstick Lip cosmetics modify and beautify the lips, giving them attractive colors and beautiful appearance, highlighting their advantages and covering up their various defects such as: adjusting the shape of the mouth, making narrow and unharmonious lips wider; wide and fleshy lips become narrower; proper use can also change the appearance of the entire face, etc., and can moisturize the lips and prevent them from drying out. Must-have features:
① Attractive appearance, color meets consumer requirements; ②Safe, non-toxic and non-irritating; ③ Easy to use, uniform color, no spots, must be able to clearly outline the lip contour without leakage, the appearance color is consistent with the application color, and will not change color over time; ④Good feel in use, no odor, no stain on drinking utensils, no greasy; ⑤ The texture is tough and not brittle, the hardness does not change, the taste does not change over time, the ductility does not change, and it can be stored in any atmospheric conditions without changing color, losing gloss, frosting, sweating, or becoming rancid. The above conditions and standards are relatively comprehensive, and it is difficult to truly achieve the "ideal" lip product; Since lipstick is a cosmetic that is applied to the lips and is likely to be ingested during diet, the color pigments must be approved by the competent authorities. Looking back at the history of lipstick, it has undergone many significant changes, and market demand has developed many new processes and new products. These changes represent consumer requirements and show the image of lipstick in the future. There are two types of tests for lipstick: heat test and break test. In the heat test, the lipstick is placed in a holder and then placed in an oven, where it is heated at a constant temperature of over 130 degrees Fahrenheit (54 degrees Celsius) for 24 hours. If the lipstick doesn't melt, shrink or lose its shape, it passes muster. In the fracture test, the lipstick was placed in two holders. Place weights on the holder where the lipstick is, every 30 seconds until the lipstick breaks (or cracks). The pressure required to break the lipstick was then checked to see if it met the standards set by the manufacturer. Because there is no industry standard for these tests, each manufacturer sets their own criteria. |
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