Examples:

• What size are you, a two? I used to be.
• What size are you, sir?
• What size cake do you need?
• What size are you, sir?
• What size waist you got?
• What size sheet do you wear?
• What size laptop computer will fit in its computer pocket?
• What size thread is the right choice for your project?
• What size was the area of contact?
• What size can you get in the end?