| 摘要 |
PROBLEM TO BE SOLVED: To provide a packaging bag capable of making contents hardly visible from the outside and capable of suitably keeping a manufacturing cost low.SOLUTION: A packaging bag is formed of a material through which light is at least partially transmitted. The packaging bag has a body part for housing contents. A surface of the body part is patterned. In a pattern, a part nearer to a bottom of the body part has a greater light blocking effect, and a part farther from the bottom of the body part has a smaller light blocking effect.SELECTED DRAWING: Figure 1A |
