• For Example, You Can Make Such A Surprise Envelope.
  
• How To Make A Surprise Envelope "Sparky-Envelope".
  

• How To Put In A Surprise Envelope "Sparky-Envelope".
  　

• How To Make A Surprise Envelope "Sparky-Envelope" (PDF File)

To open the PDF file

• Adobe Acrobat Reader is necessary to open the PDF file. Because it is freeware, please install it when a PDF file does not open. In addition, OS and language can be selected.(outside site)