【Drip Irrigation Connectors】：You will receive 200 black straight connectors.Drip irrigation connectors can effectively save water needed for irrigation and easily direct water anywhere, bringing more convenience to your life.【Irrigation through joints】：Suitable for connecting 4mm ID and 7mm OD pipes.Our drip irrigation accessories help build a practical and useful watering system that makes gardening more convenient and efficient.【Easy to install】：These drip irrigation connectors are easy to assemble without any additional tools.Simply slide the hose firmly over the barbs for a very tight fit that won't leak.If it's convenient for you, you can also use a heat gun or hair dryer to soften the end of the tube before inserting it.【Durable Material】：Through-joint irrigation is made of high-strength, environmentally friendly and chemical-resistant materials, which has the advantages of anti-corrosion, durability, light weight, anti-leakage, not easy to deform and longer service life.【Wide applications】: Drip irrigation plug-in fittings, suitable for 1/4 hose, help to build a maintenance-free irrigation system, which is very suitable for gardens, greenhouses, flower beds, patios and other agricultural irrigation systems.Note: The data is all measured manually.Please allow 1-3cm error.Due to the difference between light and display, there will be a certain color difference, which is subject to the actual object received