handmade childrens books 1.it's kids education story book. 2.printing:plastics package.box package. 3.colorful 4.oem service educational audio books for children 1)Size: Customized sizes2)Material: White paperboard, white cardboard, copper plate, C1S/C2S art paper, kraft paper, silver and gold paper or other special paper3)Surface handling: Glossy/Matt Lamination, varnish, aqueous coating, UV ...