Not all the men have a larger penis. Those which are unhappy with their penis of small size nowadays consult their problems on the enormous market of enlarging of largely known penis. With do this, come they much from questions like “work of device of traction? ”, “are they safe to be used? ” Two things should be looked at when you measure your size of penis: the length and the perimeter. The length is how long your penis will be prolonged during construction, whereas the perimeter relates to the thickness of your penis when you sexually become awaked. The men with small size should not worry longer. Thanks to the advance of the knowledge and technology of human, there is some companies invented the last product with quality and the safe in the improvement of penis. Size Genetics. One of these products is device of traction; it is conceived to apply the continuous pressure extending. It is sure to employ devices of traction if you buy the products of quality and follow the instructions. To choose a good product médicalement examined as the system of Size genetics which will help you rather than cheap which will risk your health. They will not wound your penis. There is no irritation and you can carry out durable results in perfect safety. It is easy to employ this device of traction; the users do not need any more assistance of a doctor to learn how to employ it. To carry simply until during eight hours per day. No need to worry about damage your penis since it applies the pressure which is enough to lengthen the penis. Still more it can even correct penises with twisted constructions. If you want to increase the length and the perimeter of your thing, you must choose manner the surest possible to carry out results. And if you will spend the money, why not spend them in something who médicalement proved and will help you to carry out durable results?