Using this plant holder set is simple and effective. Place your aquatic plants into the planting baskets, secure them with the fixing cotton, and position the ceramic rings to anchor them in place. This setup prevents plants from floating and allows you to create a stable and vibrant underwater ecosystem effortlessly. Features -Color:Ivory -Material:Ceramic+Plastic+Cotton -Size:4.50X4.50X3.20cm/1.77X1.77X1.26in -Premium ceramic build: constructed from durable ceramic, these plant holders are durable and designed to complement the natural beauty of your aquarium -Secure anchoring: the weighted base prevents plants from floating, ensuring they remain stable and promoting optimal root growth for healthy aquatic plants -Convenient design: the planting basket allows for easy transplanting and maintenance, making it a practical choice for both hobbyists and professionals -Uninterrupted water flow: the sinking rings are designed to stay in place without affecting water circulation, creating a balanced and thriving underwater environment -Aesthetic appeal: these plant holders enhance the overall look of your aquarium, providing a clean and organized space for your aquatic plants and fish Package list: 40 x Sets of Aquatic