It is a conservation campaign is helping to reduce the coffee mugs that we want or we want clear glass minimization. Which is why a customer brings their own coffee mugs that part came from the layout would love to drink coffee in a glass of your favorite layouts. Therefore, whether or not the price discount, welcome glass of layout layout already exists. But we do it because we want to tell the customer that we lower the price, it is believed to promote the use of equipment that can be reused.