Features: Pack: 10Pcs barbed + flat for head for Valve, strong and durable. Good impact plastic constructed and corrosion resistant materials to assure long life. Easy to install: No glue, tools or fixtures are required, Just push the tube firmly onto the barbed and tighten the nut. The twist lock increases the tightness of the tube and will not leak. Large for butterfly handle, easy to achieve low torque smooth rotation handle.The yellow handle can be adjusted or completely turned off for easy operation. 4/7-6MM Shut Locking Off Valve: Connect and control drip irrigation tubing to your desired layout. Helping your adjust water to flow or to turn off, save your energy. Good helper for planting: Effective way to control water flow to individual plants, planting containers, garden greenhouse, flower bed, patio or lawn. Specifications: Material: Plastic Size: Approx. 38x25mm/1.50x0.98 inches Connection: 4/7-6mm Hose Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 10 Pieces Drip Irrigation Switch Valves