This week, we have talked about lots of regular stationary staff, like pencil, pencil sharpener. Today, we will continue on this topic and present you with some really cool pen design. Some of them are impressively high-tech, besides essential writing function, they also can be used like USB Pen, MP3 Player, FM Radio, Voice Recorder, color picker; and some of them are kindly of funny, help you kill the boring time during lengthy meeting. Of course, we also have some futuristic-looking pen which is ergonomic and help to relieve pain and stress cause by the regular pen.