Each matte canvas comes with back hanging already included for convenient placement. The frame is made with profile radiata pine that is ethically sourced from renewable forests. .: Materials: cotton and polyester composite (canvas), pine wood (frame).: Soft rubber dots on bottom back corners for support.: Back hanging included.: Inner frame made with radiata pine sourced from renewable forests EU representative: HONSON VENTURES LIMITED, gpsr@honsonventures.com, 3, Gnaftis House flat 102, Limassol, Mesa Geitonia, 4003, CY Product information: Generic brand, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC Care instructions: If the canvas does gather any dust, you may wipe it off gently with a clean, damp cloth.