Excellent for fish, air plant, plant. Decorate your fish tank and also maintain the , ensuring a safety and no pollution condition for your fish; Add vitality to your plants, reducing the splashing water when watering. Perfect for all kinds of handcraft projects. Features - Material: Glass. - Size: 0.3x0.3x0.3cm / 0.12x0.12x0.12inch. - These river stones are super polished and have a smooth finish with no rough edges. - Great for aquarium, , planters, bonsai pots, lawn, walkways, fountains, vase fillers, potted plants, craft projects and more. - Nice gravel for succulents, other plants bedding, including the water culture plants, they could add vitality to your plants. - Used for jewelry making, collecting, , decoration, artworks and jewelry displaying projects and so on. - Beautiful variety polished stones, vary in size and thickness, high hardness, durable for use. Package list: 500g stone