Paper Puzzle 1.Material:White board+greyboard 2.size:28*21cm or ... 3.Thickness:2mm 4.Printing:CMYK/Pantone Custom Paper Puzzle jigsaw puzzle as educational puzzle for children's playing and leanring. DescriptionCartoon Jigsaw ... our products, please indicate the size, quantity, printing, material of puzzle as you required, you requirements will be treated seriously.Please ...