I wonder what the durability is like on these balls. When I'm hitting indoors at home, I'm hitting in my garage. The balls I use get worn pretty easily, as they are bouncing around on concrete. Something to consider if you are looking at buying these balls to hit in your garage.
It is available, at least in NYC.
New York State is currently largely in line with CDC, and offer Pfizer & Moderna boosters to specific groups in line with CDC recommendations (over 65, 18+ with underlying conditions, high risk jobs, nursing homes). NYS currently recommends sticking with the same shot you got before, but offer a choice of any. NYC Latest recommendations:
COVID-19: Vaccine - NYC Health
Coronavirus Disease 2019
CDC provides credible COVID-19 health information to the U.S.