These Sports Ball climbing holds look just like the balls you would see in real life, with some minor revisions to make them comfortable to climb on. Each hold has a slight incut, so your children's hands will be able to climb on them. Their positive incut offers a grip that your children will succeed on them.
The baseball has over-emphasized seams that you can crimp or finger split on.
The tennis ball has under-emphasized seams, so you can crimp them or grab them like a cobble.
The golf ball is a pinch/small cobble.
On a vertical wall, you can expect V1 feelings holds. On a 20-degree overhanging wall, they will feel in the V2 range. On a 45-degree fence, you should expect V5 feeling holds.