Why you could make your own sex doll. DIY? She looks a little deformed but probably does the trick.  At least she has an interchangeable face!

Instead of this one-titty wonder, consider using a mannequin and fun toys like this one:

They should call it a blowfun! from Adam Avitable on Vimeo.

(Thanks Avitable!)

So get yourself a mannequin, preferably of the fiberglass variety, and start Frankenstein-ing sex toys into him or her:

One for the men:

Here’s an example for the ladies too:

I don’t know about these mannequins though – the soft plastic one up top looks cuddly compared to these two stiffs.

Nevermind. They ran off together. You’re on your own.

Unless of course you can figure this out: