Instruction: Determine the relevance between the query and the product title provided, and select your response from one of the available options.

Input:
Query: flash lunch boxes for boys
Product: Insulated Lunch Bag, Leakproof Portable Lunch Box for Women Men Boys Girls, Large Capacity Cooler Bag with Handle and Bottle Pocket for Office School Camping Hiking Outdoor Beach Picnic (Camo Blue)

Options:
A: The product is relevant to the query, and satisfies all the query specifications.
B: The product is somewhat relevant. It fails to fulfill some aspects of the query but the product can be used as a functional substitute.
C: The product does not fulfill the query, but could be used in combination with a product exactly matching the query.
D: The product is irrelevant to the query.
Answer: B: The product is somewhat relevant. It fails to fulfill some aspects of the query but the product can be used as a functional substitute.