Given the task definition and input, reply with output. Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

I have bought about 20 pair of these boots over the past 6 or 7 years. I usually buy them 2 pair at a time and wear one for work and one for good.Even when you buy them at the buy one get one half price in stores the price on here is by far cheaper than anywhere else.They are comfortable, waterproof, last a long time and are light weight.
Positive