Eli5: Is there a reason roller skates and roller blades don’t have spring shocks?

Question

I was thinking about this the other day…skateboards are flexible, bike tires are bouncy. Why aren’t there “performance” skates with shocks? Wouldn’t that be better for your knees?

In: 2620

Answer 1

If you had shocks there would be less power transfer. That’s why hockey skates and better inline skates are made out of carbon fiber. Maximum power transfer