Penis sizes range in terms of length and circumference, and this article trawls the of a man's index and ring fingers and a way to predict the length of his penis.
This quiz will determine the size of your penis when you get older. Note not all predictions are correct.
Human penises vary in size on a number of measures, including length and circumference An adult penis with an erect length of less than 7 cm (2.8 in), but otherwise formed normally, . The study intended "to identify clinical and engineering parameters of the flaccid penis for prediction of penile size during erection.
Based on this evidence, we suggest that the digit ratio can predict adult penile size and that the effects of prenatal testosterone may in part.