In internet is frequently to find advertising about penis extender, this kind of device promise to works, but I do not know. One of this devices are offered by several companies, in this context is interesting the information from X4extender (http://www.x4extender.net).
This company provides products result of the effort its laboratories called x4 labs. With x4 labs, you are going to obtain an interesting extender kit. This product gives you an experience of comfort strap technology, thanks to x4 labs.