Instruction: Given a question and its related document, determine if the question is answerable by analyzing the information in the document. Output yes if the document addresses the question, or no otherwise.

Input:
Question: sizes Hi,Do you have any size of this product?I would like to know how I do to measure my arm to know which size I have to buy.Thanx
Document: I love the yellow color of this band, it looks great. It is also very sturdy and will probably not break or snap on me even though I pretty much never take it off. I don't know if the magnets actually work, but these things have become more of a fashion statement than an athletic enhancement tool anyway.
Answer: no