Colored pebbles: Processed by selected machine-made pebbles through multiple processes such as chemical coloring and high temperature. She made up for the shortcomings of natural pebbles, such as the lack of bright colors and fewer varieties. The color is firm, environmentally friendly, and non-fading. It is an environmentally friendly and green decorative material. The main advantage is that the particles are uniform. Bright color, never fade, environmental protection, acid and alkali resistance. High temperature and hot water resistance. Resistance to friction and corrosion. The main size is 1-3mm 1-5mm 3-5 mm 3-6mm 6-9mm 6-10mm and other different specifications.