Sure, it is waterproof and will help to firm it up.
I bought 9 bags and all fit in my SUV So how you piled up is key to pickup truck
Yes, but color may not match. You would need about one inch to cover.
No bigger bags that I’m aware of
No idea. But it is a recycle product which is a good thing.
not sure. maybe 3lbs. not heavy.
Color already Fading less than one week
Charlie call Home depot and ask.
The rubber mulch can get hot just like any other outside surface.