50pcs Adjustable Mini Garden Irrigation Watering Flow Dripper Head Drip Flower Plant Tools Description: These items are made of solid engineering plastic material, durable and sturdy, safe and eco-friendly e. Wider coverage, ideal for sprinkling the water for the plants, flowers, great garden irrigation tool. Easy e. It can be turned off or adjusted the water flux by switching the cap. Worth buying.  Features: Made of solid engineering plastic material, durable and sturdy, safe and eco-friendly e. Wider coverage, ideal for sprinkling the water for the plants, flowers, great garden irrigation tool. Easy to install, comes with 50/100/150pcs, good component for replacement. Has a 1/4 inch barb thread connection, suitable for 3mm/5mm, 4mm/7mm(inner/outer diameter) tube. Easy e. It can be turned off or adjusted the water flux by switching the cap. Specification: Condition: Material: Engineering Plastic Quantity: 50, 100, 150(optional) Color: Red Package Weight: Approx. 90g~264g Package Included: 1 * Set Of Dripper Note: Do not drill on the 4*7mm tube.