DOE Industries produces the highest quality ink proofing kits available. We have manufactured these in the United States for well over 30 years and are currently manufacturing on Fox Island in the State of Washington. DOE Industries has sold thousands of our kits to ink manufactures, printers and coating labs all over the world. We are a responsive company known for having a reputation of quality and consistency. Our website will tell you a little about DOE and describe our products we offer. Our videos will help explain the ink proofing process and what tools are needed. Please feel free to contact us with any questions.