Yepamusoro-tembiricha yePET tepi inotora PET (Polyethylene Terephthalate) firimu sechinhu chepasi, chakaputirwa nepamusoro tembiricha inodzivirira silicone pressure inonamira inonamira.Iine high temperature resistance, magetsi ekudzivirira uye kunamatira kwakakwirira.Yakapfava uye yakakodzera.