VERY100 Plastic Mist Misting Nozzle Sprinkler for Plant Flower Cooling System (1/4") Pack of 50 Material: Plastic; 1 Nozzle with 1 Tee Pressure: 220-280Kpa Flow Rate: 2-2.5L/Hour Spray diameter: 1.2-1.8meters Package Quantity: 50pcs fit for 4mm inner and 7mm diameter hose tube