Coating plastic and rubber sandals with clear nail polish may help preserve their appearance to some extent, but it may not be the most effective solution for maintaining whiteness or facilitating easy cleaning. Nail polish is not specifically designed for this purpose, and its effectiveness in preserving the whiteness of the sandals can vary.
Instead, I would recommend using a dedicated product that is designed to clean and protect plastic and rubber surfaces. Look for a specialized shoe cleaner or a mild soap that is suitable for cleaning these materials. You can find such products at shoe stores, online retailers, or in the shoe care section of supermarkets. Follow the instructions provided by the manufacturer to ensure proper usage.
In terms of maintaining whiteness, you could also consider using a whitening agent specifically formulated for plastic and rubber. There are products available that help restore and brighten white surfaces. Again, check for specialized shoe cleaning products that mention whitening properties.
When applying any cleaning or whitening product, be sure to test it on a small, inconspicuous area of the sandals first to ensure it doesn't cause any adverse effects.
Additionally, proper storage and regular cleaning of your sandals can help preserve their whiteness. Keep them in a clean and dry place when not in use, and clean them periodically to remove dirt and prevent stains from setting.
Remember, the specific care instructions can vary depending on the brand and material of your sandals, so it's always a good idea to refer to the manufacturer's recommendations for the best results.