While training my specimen I like to increase the frequency of milking them. I like to milk big amounts of cum from their balls and use it for my twisted experiments. Sometime I just collect it and put it in a freezer to feed it back to them until they cannot swallow one more drop. Yummy protein for my boys.

But to extract every last drop from their testicles I need to employ special techniques. First of all their balls need to be compressed and squeezed. Then I tease their cocks until they are rock hard. Now I pull a thin condom over their shaft with an attached extraction tube so... Show more