Check the listing for details. 10Pcs Drip Irrigation Coupling G1/2 Male Thread 16mm Barbed Locking Fitting Blue. Condition: New. Listed at 12.66 USD. What is This?.These drip irrigation barbed locking fittings are commonly used for 16 mm drip tape or tubing. They can be applied for various occasions, such as garden, residential, farm, horticulture, agricultural watering applications and so on.What will I get?Material: PEColor: Black, BlueMale Thread Size: G1/2 (Approx OD 20.9mm)Fit for Drip Tape: 16mm / 0.63inchSize: 57mm x 26mm / 2.24inch x 1.02inch(L*D)Package Content: 10Pcs x Barbed Locking FittingAre there any advantages of the product?Made of PE plastic material. Lightweight and durable to use.How to use it?One end is connected to G1/2 female thread, the other end is connected to drip irrigation tape. Just loosen the blue cap, insert the drip tape, and then tighten the cap, it will fit tightly.