1. Material: The spray nozzle made of wear-resistant polymer has good atomization effect, fine atomization, wear resistance and durability, and anti-drift. 2. Nozzle model: The larger the model number, the larger the water outlet; the smaller the model number, the smaller the water outlet, and the finer the atomization. 3. 110 degree type: green 110-02, pore size 0.15mm; Yellow 110-02 VP, pore size 0.2 mm; Blue F-110-03, pore size 0.3 mm; Red 110-04VP, pore size 0.4 mm; Brown 110-05VP, pore size 0.5 mm; Gray 111 mm. 38/40 FR Pore size: 0.6 mm. 4. Application: Fits most spraying devices and equipment on the market, used for backpack sprayer, weeding, etc.