Each matte canvas comes with back hanging already included for convenient placement. The frame is made with profile radial pine that is ethically sourced from renewable forests. .: Cotton and polyester canvas composite with a special proprietary coating .: Frame made with radial pine sourced from renewable forests .: Ideal for your creative projects or gallery quality prints .: Soft rubber dots on bottom back corners for support .: Back hanging included .: NB! Due to the production process of the canvases, please allow for slight size deviations with a tolerance +/- 1/8" (3.2mm)