... .250g-350g paper 5.different size We make 3D books. We change 2D pictures to 3D pictures. These ... pictures and books should be matched with 3d glasses, red cyan, ... .We have differnet size picutresWe have different size 3D books.:21cm*15cm, 29cm*21cm, 13*18cm, we also ... in one angle, one image to 3D pictures.These books and pictures should match 3D glasses, red cyan/ ...