Anonymous wrote:Kid tennis balls are foam, orange, green (in that order, increase in pressure/bounce). I would buy orange for your situation. Buy 2-3 cans.
In between foam and orange are red balls.
If you don’t even know what sport the racquets you have are for?!? Seriously, I’d just start over and. But appropriately sized kids racquets for very cheap at target or dicks, but if you don’t know if they are even tennis racquets, how are you capable of teaching them?