1 Ọpọlọpọ awọn apoti kọfi ṣiṣu ṣiṣu ti a ṣe ti ohun elo yii.
2. Polycarbonate (PC): Polycarbonate is a high-performance plastic with high impact strength and heat resistance, and can withstand temperatures up to 120℃. Awọn agolo kọfi ti a ṣe ti awọn ohun elo yii jẹ igbagbogbo ti o tọ sii.