yeah it is perfect girls will love it
15cm is average so so 20cm is above average.
The average male penis is 5.1 to 5.9 inches so I would say you are well-endowed.
A non-erect penis usually measures between 8.5cm and 10.5cm (3-4 inches) from tip to base. And an erect penis for the great majority of penises measure between 15cm and 18cm (6-7 inches) when erect.
If 15cm is the diameter then the radius is 7.5cm If the circumference is 15cm then the radius is 7.5/pi cm
too much of a blessing, it would hurt the girl but wow her too.
15cm-58mm equals = -43
15cm = 5.9 inches.
An African man's penis can grow up to 35cm erect and 15cm non-erect. Some men, their non-erect length is only 1/3 or 1/4 of their erect length.
15*15 = 225 square centimetres.
The circumference of a circle with diameter of 15cm is about 47.12cm
The circumference of a circle, if the diameter is 15cm, is about 47.12cm
The circumference of a circle with diameter of 15cm is about 47.12cm