Photosensitive machine dedicated film, 45 yuan a pack of 100 copies per bag A4 size, made the effect is very good, pervious to light. Seal material with best quality, to feedback from our vast customers friends, not low quality at a low price to suppress the market, the same price we than quality, same quality than our price. Remarks: my company's main wholesale business, full 300 delivery, full amount greatly discount. Detailed quotation sheet, please refer to our customer service, QQ: 89947611