Shuihuan Multi Whitening And Sunscreen Long Term Moisturizing And Isolation High Power Sunscreen SPF50 Protection 50gFeatures:1. level: Sunscreen is usually measured by (sun protection factor) for its protective effect. The higher the number, the the ability to block radiation.2. Ingredients: attention to the ingredients of sunscreen, especially whether it contains physical sunscreen ingredients (such as oxide or titanium dioxide) or chemical sunscreen ingredients (such as benzophenone). These components determine the working principle of sunscreen.3. Sunscreen time: Sunscreen usually needs to be applied within 30 minutes before exposure to sunlight. In addition, it is generally recommended to reapply every two hours or reapply promptly after swimming or sweating.4. Sunscreen : Some sunscreens can not defend against UVB radiation, but also combat . Full sunscreen provides more protection, helping to sunburn and skin aging.5. Skin adaptability: Different sunscreens are suitable for different skin types, for example, sensitive skin may need to choose a non irritating . Choose sunscreen that suits your skin type and activity to ensure optimal sun protection.Product Description:Size:5cm * 3.5cm * 14cmWeight: 75gThe usage of sunscreen is as follows:1. Choose the appropriate sunscreen: Choose a sunscreen that is suitable for your skin type and activity environment. Generally speaking, the higher the value, the better the sun protection effect.2. Application time: Apply sunscreen at least 15 to 30 minutes before going out, allowing the skin to fully absorb it.Application amount: Use sufficient sunscreen to cover the skin exposed to sunlight throughout the body, usually about 1/4 to 1/2 teaspoon per centimeter of skin.3. Uniform application: Apply sunscreen evenly to ensure that every area is covered, especially those that are easily overlooked, such as the ears, back of the neck, back of the hand, and back of the foot.Re apply: If outdoors or exposed to sunlight for a long time, reapply sunscreen every 2 hours or follow the product instructions for re application.4. attention to water use: If swimming or sweating in water, it is recommended to choose or sweat sunscreen, and apply it promptly after water comes out.5. Avoid peak sunlight: Try to avoid exposure to sunlight between 10pm and 4pm, when the radiation is strongest.6. attention to additional protective measures: Wearing hats, sunglasses, and long sleeved clothing can provide additional protection, and using sunscreen in combination can have a better effect.Remember, regular use of sunscreen can reduce the risk of skin and aging, protecting skin health