Our newest design Self Tensioning Canvas Frame, frame size as you request, from 200mm to 1500mm, even bigger, reuseful, save cost for your advertising, art works or home decoration, and gorgerous. Popular for oil painting canvas, advertisement, branding, home decoration. It’s the solution for artist traveling with big size frame, it can’t easily put into a paiting tube. It’s easy for assembly, just put the frames together insert the straight anger connection part, and then press the canvas into the frame by roller, press the rubber into the groove of the frame strip, fix the edge of it, adjust the self-tensioning part, strech all the frame side to get it tight.