5 gallon preform,5 gallon PET preform,5 gallon bottle preform,5 gallon plastic preform.650,680,700,730.750g/ ... pcs. 5 gallon preform,5 gallon PET preform,5 gallon bottle preform,5 gallon plastic preform.650,680,700,730.750g ... be blew to bottle from 10ml to 5 gallon. Our preforms are suitable for purified mineral water bottle,medicine bottle, beverage bottle,oil bottle, lampshade etc ...