The small colored stones are natural smooth pebbles with mixed colors, ideal for aquariums, plant pots, terrariums, and decorative arrangements. The smooth colored stones are small-sized aquarium gravel that creates a colorful and natural tank floor. Safe for freshwater aquariums, they enhance the appearance of your aquatic scene, support plant placement, and highlight the beauty of fish. Please note that due to the nature of the stone, pieces will vary in size, shape, and color.