Mine is 1/4" inside the rim of the canvas, and it was 1/4" wide. Mark where the tape should go, then tape just on the outside of the pencil marks. That way, when you paint, you cover the pencil marks.
Unprimed canvas has not been coated. Primed canvas accepts the paint more easily. Gesso and acrylic primer come in jars, tubes, squeezable bottles or spray cans. Different primers give canvases ...
Now that you know how to cover a canvas with fabric, you need more DIY wall art ideas, right? Here are some other cool ideas: ...