ACEO’s are "Art Cards, Editions and Originals". These cards measure 2.5 by 3.5 inch in size (64 x 89 mm), the same as baseball cards and other collectible card games. ACEO’s are being created by artists all over the world and thus have become extremely collectable by art lovers everywhere. They are considered fine art miniatures, and are a tremendously affordable art investment, and an alternative to full size art prints.