... 3. eco-friendly materials 4. short lead time Board Book Printing: Good quality board book printingPaper material:White cardboard, grey back cardboard, ... small toys like crayons, markers, garland paper, watercolors, glues, pen, pencils, and so on.Artwork format:PDF, Adobe Illustrator, ... : Different finishing effect: Different custom shapes: Shiny point: With our Soybean ink, brand of BIC from Japan, eco ...