What is the different between semi-concealed and concealed wire-o bound ?
Nowaday , semi-concealed and concealed wire-o bound are widely used on children book and photo book. It is a new design used for a book .
However , what is the different between semi-concealed and concealed wire-o bound?
when you see on front cover , there looks the same. But concealed wire-o bound, the wire-o bound is in the book inside. So you can not see the wire bound on cover.