... 3 gallon bottle PET preform 55mm neck size 450g,480g,560g,630g,650g,680g,700g,720g,730g and 760g blue color 5 gallon ... preforms which can be blew to bottle from 10ml to5 gallon. Our preforms are suitable for purified mineral water bottle, medicine ... :Poly bag for each, then put into the carton. 5 gallon bottle PET preform