High-grade (water-based) PP photo paper + Glossy Film on 1 sideMaterial specification: The thickness of the material is about 0. 4 mm *Whether it is paper or cloth, during the process of packaging and transportation, some of the products need to be folded or rolled more or less will produce some creases are normal, please note. *The output of big picture is subject to size error due to the machine pulling paper rolls and thermal expansion and contraction, and the error value of 0. 5~2cm is normal (it will be