Answer:
My first half means container. Not a lot of people understand my language.
I'm many people's favorite place, even though many don't remember their stay. You'll love to come but hate to leave. If you get cold, use my sleeve. What am I?
I'm not really more than holes tied to more holes; I'm strong as good steel, though not as stiff as a pole.
I am so delicate that even mentioning me breaks me. What am I?
When you need me, you must find me. When you find me, you no longer need me. What am I?
Often cooked as fillet, this meat comes from an animal that swims underwater.