The Siena Cathedral is older than the Duomo in Florence. One could possibly say the Florentine’s coopted the beauty and the significance of this amazing hilltop town and its Cathedral. Siena and Florence were competing city states snd like all competitions they kept raising seeing who could out do who. This 15" computer sleeve will both draw attention and awe. It is printed in the defining color of the renaissance, blue! Expensive blue. Blue from Lapis Lazuli mines in Afghanistan.