BOPP synthetic paper self-adhesive labels are a widely used material for packaging and labeling. BOPP is short for "Biaxially Oriented Polypropylene", that is, biaxially drawn polypropylene film. This material is widely used because of its high hardness, tensile resistance, aging resistance, good transparency, and waterproof and oil-resistant properties. It is usually used for the label of shampoo, body wash, laundry detergent, cosmetics and other daily chemical products, especially for the fine label of transparent bottle, which can improve the appearance of the product