Definition: In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.
Input: Spotting on lenses which occur after a while of purchase, Not happy with these sunglasses, style, look, and function was very important, but was planning to purchase more had it not start this self destruct like problem.

Poor quality lenses, ever increasing blotch on lens internally. Second pair, VERY dissatisfied!