Greyhound clock is a EVA Foam with hard plastic sticky back on wash piece
Clock Naterial: Arylic with Mirror Effect
   Hour hand: 31.5 cm / 23.5 cm
Minute hand: 39 cm / 31.5 cm
Clock machine:12 cm/ 10 cm
The minimum achieving size:63 x 63 cm / 50 x 50 cm
You can place on wall up to 47” diameter with the provided template.   It’s very easy to install