Got a few golf balls, drill a hole through them, insert a length of string through them, lube them up and stuff as many as you can up your ass as you can. While pooring the latex you can also add a tube inside so later after it gets dry you could attach the tube to a syringe or a bottle and experiment ejaculation or pee etc. May need to make a permanent solution for that for myself and my OH! In the end there are so many ways to get the best orgasms possible. Your might have tried a thing or two and are still trying to figure out why you waited so long to experiment.
Not trying to be rude, just trying to inform.
8 Fantastic Homemade Sex Toys For Incredible Orgasms
Even if you get sandpaper or a file and take off the excess that you can see, the way 3D items are made in layers means that there are microscopic holes and gaps in the item. I know you may think that because there is a string, this means easy retrieval, but the rectum has no end — it can still get sucked it and get lost, unlike a vagina, which is closed off by the cervix. A fun, filling and disposable anal toy can be made from a long balloon like they make balloon animals from and gelatin jelly solution. Remote controls Oh ya. Also, have you tried golf balls?