Answer:
I go inside boots and outside shoes.
I always go to bed with my shoes on. What am I?
If lightning strikes an orchestra, who is most likely to get hit?
Better touch me before you proceed to second. What am I?
Crooked as a rainbow and slick as a plate ten thousand horses can't pull me straight.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.