puzzle pen 1.20/12 seperated patches to form a painting 2.designed & produced ourselves 3.Patent No.2009201302836 4.CE ROHS attractive puzzle penYabin Gift Production Co.,Ltd, which have been designing and producing assorted pens for manyyears, have variours kinds of advertising pen, such as the exclusive Puzzle Pen, PDA handwritingPen, Multi-color Pen and Modification Fluid Pen, etc.1.The Puzzle ...