Turtleneck sweaters have various connotations around the world: in the USA, they are often (still) perceived as "stuffy" items, while in other parts of the world they are more relaxed and even cool. And indeed, turtleneck sweaters can be cool things to wear, as they can make you look stylish and keep you warm at the same time.Fortunately, turtlenecks are simple pieces and don't require much explanation and guiding, but there are a few things you can consider before wearing a turtleneck.