They make carbon fiber "racing legs" that look more or less like that. The evidence is that they're actually more efficient at sprinting than normal calves and feet. I feel like the upper 3/4s of those pictures are different in some way, but I can't put my finger on it.
They make carbon fiber "racing legs" that look more or less like that. The evidence is that they're actually more efficient at sprinting than normal calves and feet. I feel like the upper 3/4s of those pictures are different in some way, but I can't put my finger on it.
Probably not good for spelunking though