Product features: "shells" that sleeve or store other printed materials; itself is a wrapping structure, inner pages replaceable; from conference folders, envelopes, transparent document sleeves to leather certificate folders, CD sleeves, portfolio sleeves all belong to this category.
Applications: conference folders, envelopes, document sleeves, certificate leather covers, CD sleeves, album/portfolio sleeves.
Common A4 (210×297mm);
Material 250–350g kraft paper / white card, 0.3mm PP, PU leather cover;
Double-sided four-color + hot stamping;
Can add insert pockets, pen loops, or chopstick sleeves, etc.
