Flat white pebbles are natural rocks that have a very bright white color and a smooth surface. They are often used for decorative purposes in landscaping, gardening, and building projects. Snow white pebbles can enhance the appearance of any area by reflecting light and creating contrast with other colors. Flat white pebbles are usually made from marble rocks that have a white color and slight glossiness. Flat white pebbles come in different size ranges, such as, 20-40 mm, 40-60 mm, or 60-80 mm. Etc.