【High Quality Material】The syringe is made of polymer plastic material, which is non toxic and harmless, and has no harm to animal health, The product is fully equipped and easy to use, suitable for farming and pasture use. 【Clear Volume Scale】The scale is affixed to the side of the plastic syringe to make it clearer and easier to read; It is easy to accurately measure liquids, ensuring the accuracy of our use. 【Leak-proof Design】The veterinary syringe is well sealed, and the interface of each structure is tightly connected to prevent liquid leakage, ensuring a clean and efficient injection process. 【Easy To Use】The syringe is easy to use, with the grip mode, it can be operated with one hand, which is convenient and labor saving. Continuous injection can be achieved without manual inhalation, using plastic bottle caps for longer service life. 【Wide Application】Adjustable continuous syringes are suitable for poultry and livestock such as pigs, cattle and goats. It can be used by animal husbandry and veterinarians for animal treatment and vaccination.