ZUINIUBI 500 Pebble for Aqurium Fish Turtle Tank Landscape bottom decoration Colorful opal glass Sand stone rocks glass ornament The glass pebbles is made in China, may be there is Chinese on the package Size:5-10mm Rinse with water 3-4 times before,do not rubbing force! Bottom of the tank, flowerpot coverings for succulent plants, home decoration, dried flower cuttings High quality Stone