Babushka Cat Kitschy Wall Clock, Pierogi Clock, Acrylic Wall Clock 10.75"These clocks are quite the nostalgic conversation piece. Clock has a keyhole at the back for easy hanging on a wall. They're made from an acrylic material that looks like glass but is more durable and sturdy. .: Material: 100% acrylic .: Round and square shape options .: Size: (10. 75''10. 75'' Requires one AA battery (NOT included) 10. 75'' 10. 75'' (Round) Width, in 10. 75 Height, in 10. 75 Thickness, in 0. 19 Includes keyhole hanging slot