Butterfly Clock, 8&rdquo; Round, 3D Polystone - Butterflies Wall Decor For Kitchen, Nursery, Bedroom, Patio, Bathroom, Office Butterfly Decoration - Best Butterflies Gift Idea, Butterflies Decoration. Poly-stone Imported HAND PAINT : Butterfly Wall Clock is hand-painted with high level colorful detail. CLOCK WORKS : The back has smooth, stone-like finish with the battery and clock works mounted on the surface. BATTERY : One AA battery is required, not included. MATERIAL : This poly-stone (man-made material). SIZE : 8 Inch Diameter.