... 2.5X1.8CM;• Ink: Eco-friendly inkjet pigment; • Clock: High Quality Silent Movement;• Free Toxic metal: Lead, Nickel, Cadmium, etc. ... Customized Images are acceptable;• Ai, PDF or JPEG Format;• High Definition Original Artwork;• Copyright protected.Dimesnion:• Regular: 8"X8", ... 12"X16",12X18",etc.• It depends on your Interested...Quality Control:• Q/A Department and professional team.• No defect ...