Answer:
Fashions change, but what can a person wear that is never out of style?
I am the word that has three syllables and twenty six letters. What am I?
Deep, deep, do they go. Spreading out as they go. Never needing any air. They are sometimes as fine as hair.
I begin your sentences.
I pass before the sun, yet make no shadow. I'm all around you, but you cannot see me. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?