1. The material(art paper, special paper, kraft paper),
  2.  Dimention of the product(diameter*height),
  3.  The material and surface handling(hot stamping, silk screen, matte/glossy lamination and so on),
  4. The printing colors(CMYK, Pantone color),
  5. . If it’s possible, please also provide with pictures or design for checking. Sample will be better for clarifying. If not, we will recommend relevant products with details for reference.