River Rock Flat Pebbles Grey showcases blue-grey colour and matte finish of pebbles that will bring a modern and natural touch to any space. Each pebble is carefully selected for its smooth surface and unique shape, making it easy to create a one-of-a-kind mosaic. These pebbles are perfect for adding texture and depth to your mosaic art, whether it’s for a backsplash, bathroom, or any other projects.