What card is better for children's photography? How much g is enough for a card?

Which brand or speed card do you think is better? In fact, there is no difference. After all, you don't need continuous shooting, so the speed of reading and writing the card is not the key point.

In terms of capacity, let's have eight cards. One workload is absolutely enough. Of course, the premise is to use jpg. If cr2 is used, it should add up to *** 16g.