How Do I Clean an Unstretched Canvas? Your Unstretched Canvas can be wiped down gently with a soft damp cloth. To order Unstretched Canvas, click here. Related articles How Do I Hang an Unstretched Canvas? Do the Sizes Listed Include the Frame? How Do Unstretched Canvases Ship? What is the Recommended File Resolution for a Yard Sign? What Edge Options Do You Have for Canvas Wraps?