Mkono 6pcs Self Watering Globe Plant Water Bulbs Bird Shape Design Hand Blown Clear Glass Self-watering system eliminates the need to worry about leaving your plants unattended. Transparent, genuine hand-blown glass design. Easy to use. Simply fill the globe and insert it into soil. (Prevent dirt blocking water out, you can use wet wipes or a piece of cloth for wrapping the water outlet.) Watering lasts for one weeks, until refilled. Total Length: 10" .New size for smaller plants. For use with potted plants, houseplants, patio plants, hanging plants and outdoor gardens. Mkono is a registered trademark and our product is professional manufacturing and sole selling.