Handcrafted pine frame for your glass on glass mosaic project. Substrate is 15″ x 15″ and frame is 17″ x 17″.You can sand and paint or stain the frame to your desired color after finishing. Share your artist abilities with the mosaic community by tagging us social media platforms, this also helps our small business grow. We are working on selecting a featured artist every month on our website and our Facebook page. Be sure to Join our group on Facebook Glass on Glass Junkies. Your business is much appreciated. You can paint of stain frame once grouting is complete.