[toomanybeersies]

Apparently they're called "grass parking mats"

Here's an Australian product: https://www.grassreinforcement.com.au/

Here's another one: https://www.bunnings.com.au/cirtex-surepave-plastic-pavers_p...

[cglace]

It can also be called grass reinforcement mesh or grass pavers. Another cool approach is doing pavers with grass joints.