Good Riddles

Question: What does a black woman and the bottom of my shoe have in common?

Question: If you lose one of me, you are upset, bewildered, and perplexed.
If you lose two of me, you are blissfully unaware.

What am I?

Question: I go into the water red and come out black.

What am I?

Question: I climb to the top I dive below I return again For another show.

Question: To look cool wrap me around your head.
Remove a letter and eat me instead.

What am I?