We add wooden ?. to each corner ensuring the canvas surface remains taut and allowing easy re stretching in future years. 2 x Centre Panels : 25cm x 51cm ( 10" wide x 2 0 ") (width x height). When displaying panel sets you must allow at least 8cm -10cm or 3"- 4" in between each panel so that the edges can be seen, as each section of the picture continues on to the next panel.
eBay