There's no shortage of those (e.g. https://www.youtube.com/watch?v=h1zDJ1qZTlg and https://youtu.be/F2zm87p8f7M?t=1857 that I just happened to have handy) what there is a shortage of is economical ones (or scalable, the other major obstacle) as compared to the current situation where the negative externalities are not priced into the sales leading to perverse incentives
That’s just biodegradable plastic. It will last a couple of days out in the open. I actually mean plastic that’s lasts for multiple lifetimes but still starts to break down only after ~200 years.