Answer:
They are many and one, they wave and they drum, used to cover a stare, they go with you everywhere.
What is so delicate that saying its name breaks it?
I run through hills. I veer around mountains. I leap over rivers and crawl through the forests. Step out your door to find me. What am I?
I am bought by the yard but worn by the foot
I have a few points but we're not competing. I'll help you win when you're eating.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.