Oil proof paper is also known as the film bag, generally refers to the material for paper and packaging bag with anti oil effect. Kraft paper bags are mostly Kraft materials, but also the use of white paper materials. It is mainly used for holding various kinds of fried snacks, such as chicken, pancakes, etc. various kinds of oily snacks Dorayaki, oil proof paper bag is green and healthy. The ink is edible water-based ink, green and healthy, is relatively safe and secure.