Given the task definition and input, reply with output. In this task, you're given a review from Amazon. Your task is to generate a rating for the product on a scale of 1-5 based on the review. The rating means 1: extremely poor, 2: poor, 3: neutral, 4: good, 5: extremely good.

MY SON LOVES IT. ONLY REASON DID NOT GIVE 5 STARS IS THE LUNCHBOX IS SMALLER THAN EXPECTED AND THE POCKETS ON SIDE OF LUNCH BOX AND BACKPACK ARE VERY SMALL. DIFFICULT TO FIT THERMOS OR SNACKS IN THE SIDE POCKETS. IF THAT IS NOT CONCERN THEN THIS IS PERFECT... ITS GREAT DEAL REGARDLESS.
4