Visualize your ideal penis, and attain it the easy way! Feel your dick getting bigger every time you put on a jockstrap, and since your cock only grows overnight and while you are wearing a jock you have total control over when and where your dick is growing so you can avoid being hard when you don't want it.  This file takes you back to adolescence, and implants a trigger that instantly sends your body back into puberty every time you put on a jockstrap; while making the experience of wearing a jockstrap addictively pleasureable so your penis can remain erect and pleasureably growing for as long as you wear the jock.  This file may cause frequent erections, intense horniness, increased male hormones, increased fertility, and addiction to jockstraps.