For some of us who are not fortunate enough to be blessed with a well-endowed manhood, it's become a must to enhance our penis size. primal grow pro gives a boost to a man's masculinity by helping him achieve the size and girth that he has been dreaming of! The stretching action causes the cells within your organ to split, in a process defined as cell division. Extender tools are excellent in helping you to naturally increase the size of your penis.