Dealglad Bird Shape Clear Glass Self Watering Garden Sprinklers Automatic Waterer For Plant Flower 100% brand new and high quality. Self Watering Sprinklers are a simple and effective way of watering your plants while you are on vacation. Using no power source this will automatically keep a potted plant's soil at the optimum moisture level. Great for people who travel and want to make sure their plants are properly watered. Material: borosilicate glass;Size:23 x 5 x 10cm