For your consideration, here is a Small GCC Nursing Cloth Woven Patch, from Greenfield Community College, Greenfield, MA.  It has very little wear on it.  It has not been sew on.  It has a diameter of 1 1/2 inches.  It will be mailed in a bubble mailer with foam core stiffeners.  Item pictured is the actual item up for sale and comes from a non-smoking household.  (417.785m-.4bb)