Several sizes are available in our Museum Quality, Limited Edition, Fine Art Print Collection: 8x10, 8x12, 11x14, 12x18, 16x20, 16x24, 22x28, 20x30, 24x30.5 and 24x36 inch pigment-based archival (100+ Years) ink with Epson Glossy or Luster Archival Paper. We also offer Epson Exhibition Fiber Based Archival Paper. Please see our policies page for an expanded breakdown. Our Museum Quality, Limited Edition, Fine Art Prints come with a Certificate of Authenticity. Printed on an Epson 7900 inkjet printer running an Imageprint Rip for the finest archival quality inkjet prints on Earth. Please contact us for custom sizes and requests. The largest production we have produced in-house is a series of bus wraps printed at 12 Feet x 15 Feet at 150 DPI. The original file is a 12 megabyte RAW file that was then finessed and caressed into 4 gigabyte files that were printed off-site and applied to the vehicle as wraps. Watermarks are not on prints, only artist signature and edition number.