paper enveope 1. 80 to 120 wood free paper with clear window 2, color printing 3, Small order accept 4,high quality, Details of paper envelope :Roland printing machines can meet your requirement on 1 – 4 colors; What you care is what we pursue.Packing: usually 100-200pcs/carton with a big plastic bag. Big and reliable forwarder to keep your envelop delivered on time. Your visit is much ...