Consists of a single sheet of corrugated board coated overall with an adhesive that sticks only to itself. It will not stick to paper, plastic, or metal. Objects to be mailed are placed on the sheet, the sheet is folded along the score line and pressed together. It is then ready to be inserted in a standard size envelope and mailed.  No staples or other fastenings are needed.  Objects may be loose or in a plastic, paper, or metal holder.

 Folded Size 4 x 9 1/4.