custom high quality luxury black a4 string document envelope，cheap string document envelope

Product description: Market: Europe, North America and Worldwide MOQ: 1000 PCS Paper type: Art paper,kraft paper,Special paper Cardboard paper,White Paper,Woodfree paper Size/shape: Various regular size,Your creative design Artwork format: AI, CDR and PDF. Color: CMYK or Pantone color Printing: Offse printing,Silk-screen printing Surface finish: Glossy/matte lamination,UV varnishing, hot stamping, spot UV, Gold/silver hot stamping,Deboss/Embossing, Packing: 20pcs/polybag;