Possibly in drugstores or supermarkets.
Most adult diaper companies offer sample packs. Sometimes they are free, other times they only charge a nominal fee to cover shipping. Just go to the website of the adult diaper company you want to try and see if they offer samples. I would suggest avoiding store brand diapers and they are lousy.
There are several ways to get free diaper samples. You can get free diaper samples for a free trial of diapers at the Honest Co. You can also get free samples of diapers at Walmart free sample web page.
So long as intersex genetalia doesn't require special care, you could use nearly any adult sized diaper. Free diaper samples are rare nowadays, so your best bet might be getting a sample pack at places such as XPMedical and NorthShoreCare.
a large diaper for adults
Most diaper manufactures give away sample packs to homes. These include: Goodnites Pampers Huggies Luvs (I believe)
no
The Diaper Genie will not accommodate adult diapers. The opening isn't wide enough to fit them.
If you mean "what is the adult diaper that holds the most liquid in size extra large", that would be the Dry 24/7 Maximum Absorbency. If you type "XP Medical Adult Diaper Review and Testing" into your favorite search engine you will find adult diaper testing from a company that sells all different diaper brands (so it's more impartial). It included the quantity the adult diapers can hold.
I bring an extra Adult Diaper everywhere. If you need to wear adult diapers you need to be able to change at any time.
Yes if this is necessary.
If the boy's skinny enough for a baby diaper. If he's not, try a med. size adult diaper.
Turn into a baby diaper?! No that's silly. Turn into a baby? That's just as silly. If you need to wear a baby diaper, then you need to wear a baby diaper. If you want to wear a baby diaper, go for it if it fits. Maybe you should think about adult diapers, then you might turn into an adult (lol).