Plant flower automatic watering bulb ball irrigation tool,watering plants perfectly for long time Excellent PVC material, non-friable, good permeability, can clearly see the amount of water inside,fill the water directly into the watering device into the soil Self-watering system eliminates the need to worry about leaving your plants unattended For use with potted plants, houseplants, patio plants, hanging plants and outdoor gardens Name:Watering Bulbs size:13*5cm Material:PVC colour:Transparente Package Contents: 12 * Automatic watering device