An archival quality Giclee fine either on fine art paper or on stretched Hahnemuhle fine art canvas.
The prints on fine art paper will have an additional white print free margin around them for framing purposes. The margin is not included in the sizes given, ie. the sizes given are of the actual printed area.
If the size you require is not offered as an option on the site, do inquire as other sizes both bigger and smaller are available. Framing services are also available.