Name：Plastic Steel Continuous Syringe New(With 100ml and 200ml bottle mouth fixed pull） Specifications：1ml、2ml、5ml、10ml Material: high quality plastic Features: the fixed needle sleeve of the syringe is made of metal material instead of plastic. It is more convenient to install the needle. The syringe is equipped with 100ml and 200ml bottle mouth fixing parts, which can be changed with different size bottle mouth at will