... .customization is available. 4.eco-friendly. paper bag printing: Material157g,200g,250g,300g ...art paper or ... .Our Printing Service: Casebound book printing, paperback printing, children book printing, magazine printing, periodical printing, catalog, brochure ... poster, label, flyer, leaflet, tagprinting, packaging printing, paper bag printing, card printing, envelop printing, calendars printing, etc. ...