This one of a kind ORIGINAL miniature tile art is made of ceramic clay bisque fired in a kiln. It is then cooled back to room temperature, hand glazed and refired to a hard glass finish. It measures standard ACEO ATC size - 3 1/2" x 2 1/2" and is signed DSprague.....ATCs - artist trading cards are a wonderful and affordable way to collect ORIGINAL art direct from the artist! This one has a lot of demention to it so it is NOT flat but can be placed on a stand for display. OR use it in a mosaic or larger collage project!....