Some of the hottest items for Christmas this year were tumblers from Stanley. They created the vacuum thermos over 100 years ago, and like any longtime product, sales ebb and flow. But a few years ago, one of their marketing people decided to chase the insulated beverage cup sector that Yeti was dominating. However, Stanley created them in pastel colors and targeted young women. To say they’re a hit is an understatement. Every young woman who wants to fit in wants one. And they’re even willing to stand in line for them. But Stanley is not alone…