For your pleasure, or possibly his or hers, a selection of subject titles from recent porn in my work inbox:

++ form a truly "muscular" looking penis that will IMPRESS and AROUSE your lover

++ bigger penis head - created a more mushroomed and muscular look nib

++ a longer, thicker, larger penis even when you are relaxed and not sexually excited

++ achieve more powerful thrusting ability

++ make it hang past your knees