The fine colored stones are small, smooth natural pebbles with mixed colors, ideal for aquariums, plant pots, terrariums, and landscape design. The fine colored stone is a small-sized, smooth aquarium gravel that creates a colorful and natural floor for fish tanks. Safe for freshwater aquariums, it enhances the appearance of aquarium arrangements, supports plant placement, and highlights the beauty of fish. Please note that due to the nature of the stone, pieces will vary in size, shape, and color.