Features: This plant watering devices is made of PP material,each irrigation drippers ensure long service life. The self watering spikes with control valve can control the dropping speed,stable and meet your needs. This automatic sprinkler system ensures adequate plant moisture, whether indoor/outdoor plants or gardens, homes or offices. It is dust-proof and sealed to prevent dust and insects from entering and causing blockage. Perfect gift for any plant lover.Make their gardening easier and their plants healthier. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Specification: Material:PP Size:4.5x13.5cm includes:3/6/12 x Self Watering Devices