The best is sold at commercial landscape supply stores. Fancy word is geotextile or landscape fabric.

Go for the heaviest weight you can afford per square foot.

This some of the best product out there.

https://www.srwproducts.com/products/fabric

"Maybe we're all happy."

"Go to the sporting goods store. From the files, obtain form 4473. These will contain descriptions of weapons and lists of private ownership."