38mm 2start PET preform is designed with 2 threads on the bottle mouth.This PET preform is generally used for blowing purified water bottles, beverage bottles, etc. We provide 18g-75g of 38mm 2start PET preform weight to blow bottles with a volume of 300-3000ml.Customers can choose the appropriate prefab weight according to their actual needs. As more and more customers buy PET preforms, in addition to transparent PET preforms, we also provide PET preforms in other colors to meet customer needs, and we can also produce PET preforms according to customer needs or the colors provided .In addition to preforms, we can also provide a variety of caps, including water caps, drop caps, sports caps, flip caps, etc., according to customer requirements and the type of liquid to be filled.