Being able to buy and sell things online is one of the greatest parts of the Internet. This feature, which is available in many places like eBay, Craigslist, and Facebook marketplace, allows people to make money and find deals. This also helps the planet by reducing waste. It really is a win-win for everyone involved. Anyone can sell just about anything online, and while this is a great thing, it also comes with its weird side. Nothing can ever be sacred, and there are some bizarre things to be found on buy-and-sell sites.

People are weird sometimes; everyone knows that. So, just some light scrolling through a place like Facebook marketplace can reveal some true mysteries. It's hard to say whether or not many of these things are jokes or not, but knowing the web and the people on it, it's easy to think they are serious. It's both an entertaining and confusing time searching on buy-and-sell sites.

Reddit's /r/crackheadcraigslist is a subreddit where people share the most insane "for sale" ads they see while scrolling the web and online shopping. Here are just 25 of those interesting items that are probably still available for anyone who wants them.