clapper board odowalker black clapperboard clap-stick dry erase cut action scene for hollywood camera film studio home movie video 7.87x7.87 inch odowalker product description: </br>material: wood, quality safe and environmental-friendly. </br>color:white and black </br>size ( l x w ):approx. 12 inch x 11 inch </br> </br>package contents: </br>1x clapper board