Tef ɗin PET mai zafi yana ɗaukar fim ɗin PET (Polyethylene Terephthalate) azaman kayan tushe, wanda aka lulluɓe shi da mannen siliki mai juriya mai zafin jiki.Yana da babban juriya na zafin jiki, rufin lantarki da babban mannewa.Mai laushi da dacewa.