PREMIUM QUALITY --- Barbed tee is made of high quality engineering PE material, it is durable and wear resistant enough to use for a long time even if you use it outdoors under the sun. NO LEAKAGE --- These barbed tee connectors are designed with locks to keep the fitting locking tightly. The lock adds extra hold and tightness to the tubing and will no leakage. EASY TO INSTALL --- No glue, tools or fixtures are required,very easy to handle, easily released from the pipe when required. Press the barb tee into tubing. Lock the tube with screw cap. HIGH PERFORMANCE --- Drip Irrigation 3-way lock has high stability, compact structure, strong and waterproof, high strength, low fluid resistance. A practical water pipe fittings connector. WIDE APPLICATIONS --- Ideal for use with raised garden beds, residential, farm, urban greening, greenhouse gardening, vegetable greenhouses and agricultural watering applications. Item Type: 16mm Tee Material: PE Weight: Approx. 550g / 19.4oz Product Size: Approx. 9.3x6cm / 3.7x2.4in Connection Pipe Diameter: Approx. 16mm / 0.6in Purpose: Connecting Hoses Scope of Application: Urban greening, greenhouses, gardens, flower, vegetable greenhouses, etc. Package List:20 x Tee