These are creative automatic plant waterer for water bottles. They are made of safe and durable plastic materials. They are light and practical, with good texture. They will provide you with a simpler and more convenient watering method and to your work. It is made with excellent craftsmanship and has a reasonable structure design. The adjustable design can help water flowers or plants more gently and safely. Features -Color: Random. -Material: PP. -Size: About 5.50X5.50X14.50cm/2.16X2.16X5.70inch. -It is made of durable plastic materials, safe and gentle, and has a . -Universal design, suitable for most water bottles, you can use it with confidence. -With a reasonable structural design, the valves design can help water flowers or plants more gently. -The creative and unique sprinkler will provide you with a simpler and more relaxed way of watering. -The water speeds can be adjusted by rotating the valves to adjust the amount of the water. Package list: 8 x drippers