Can't keep it contained (Patreon)

I've been experimenting all week with the program 'Marvelous Designer'. This was a proof-of-concept as well as a particular interest of mine - I've always wanted to be able to show the 'Cock Hulk-Out'.

The jockstrap was created by https://www.deviantart.com/peenwolf over on DeviantArt.

https://www.deviantart.com/peenwolf/art/Freebie-Worn-Jockstrap-for-Marvelous-Designer-840267606