Features: Enhances your hydroponic gardening experience with 400Pcs Hydroponic Sponges, designed to boost root growth and increase transplant survival rates in a soilless environment. Selected from sponge, these sponges offer excellent breathability, ensuring conditions for seedling development and plant health. Suitable for home gardening enthusiasts, professional horticulturists, and educational institutions seeking efficient and sustainable planting solution. Perfect for home balconies, greenhouses, and classrooms, these sponges facilitate easy hydroponic cultivation, making them suitable for various plant including vegetables, flowers, and herbs. These sponges are not only easy to handle but also promote practices, aligning with sustainable gardening. Specifications: Component:Foam Size:Approx.25x25cm/9.84x9.84inch Package Includes: 4 Sheet(400Pcs) Hydroponic Sponges note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.